- 09 Nov, 2019 7 commits
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Jonathan Cameron authored
Reduces local boilerplate code. Suggested by coccinelle via coccicheck. CHECK drivers/iio/adc/npcm_adc.c drivers/iio/adc/npcm_adc.c:200:1-11: WARNING: Use devm_platform_ioremap_resource for info -> regs Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Tomer Maimon <tmaimon77@gmail.com>
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Jonathan Cameron authored
Avoid local boilerplate. Identified by coccinelle CHECK drivers/iio/adc/lpc18xx_adc.c drivers/iio/adc/lpc18xx_adc.c:137:1-10: WARNING: Use devm_platform_ioremap_resource for adc -> base Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Joachim Eastwood <manabian@gmail.com>
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Jonathan Cameron authored
Replaces local boilerplate. Identified by coccinelle. CHECK drivers/iio/adc/ingenic-adc.c drivers/iio/adc/ingenic-adc.c:449:1-10: WARNING: Use devm_platform_ioremap_resource for adc -> base Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Artur Rojek <contact@artur-rojek.eu>
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Jonathan Cameron authored
Reduces local boilerplate. Found by coccinelle: drivers/iio/adc/cc10001_adc.c:344:1-18: WARNING: Use devm_platform_ioremap_resource for adc_dev -> reg_base Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Naidu Tellapati <naidu.tellapati@imgtec.com>
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Jonathan Cameron authored
Found by coccinelle / coccicheck CHECK drivers/iio/adc/bcm_iproc_adc.c drivers/iio/adc/bcm_iproc_adc.c:311:3-4: Unneeded semicolon Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Cc: Raveendra Padasalagi <raveendra.padasalagi@broadcom.com>
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Jonathan Cameron authored
Reduces boilerplate. Identified by coccinelle CHECK drivers/iio/adc/mt6577_auxadc.c drivers/iio/adc/mt6577_auxadc.c:257:1-18: WARNING: Use devm_platform_ioremap_resource for adc_dev -> reg_base Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Zhiyong Tao <zhiyong.tao@mediatek.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
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Jonathan Cameron authored
Reduces boilerplate. Identified by: Coccinelle / coccicheck CHECK drivers/iio/adc/aspeed_adc.c drivers/iio/adc/aspeed_adc.c:189:1-11: WARNING: Use devm_platform_ioremap_resource for data -> base Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Rick Altherr <raltherr@google.com> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
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- 03 Nov, 2019 10 commits
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Alexandru Ardelean authored
The inline read functions in the ADIS library don't check the return value of the `adis_read_reg()` function and assign the value of `tmp` regardless. Fix this by checking if return value is zero and only then assigning the value of `tmp`. No known case of the callers of this function incorrectly using the value, but best to stop any potential risk here. Not suitable for stable due to no known actual bugs caused by this issue. Fixes: 57a1228a ("iio:imu:adis: Add support for 32bit registers") Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
This was also caught by the `-Wmaybe-uninitialized` warning, which (ironically as-is) it makes quite a lot of sense to do for this. The code that actually calls this function will fail to copy on the uninitialized value. Hence, patch does not need to go into stable. Fixes: 78026a6f ("iio:imu:adis: Add debugfs register access support") Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
This was found only after the whole thing with the inline functions, but the compiler actually found something. The value of the `bias` (in adis16480_get_calibbias()) should only be set if the read operation was successful. No actual known problem occurs as users of this function all ultimately check the return value. Hence probably not stable material. Fixes: 2f3abe6c ("iio:imu: Add support for the ADIS16480 and similar IMUs") Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
This is a typical checkpatch warning. The change just renames the type of the `freq` var to `unsigned int`. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
This is just a minor indentation/alignment fix for the default case of a switch statement. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
The ADIS library functions return zero on success, and negative values for error. Positive values aren't returned, but we only care about the success value (which is zero). This change is mostly needed so that the compiler won't make any inferences about some about values being potentially un-initialized. This only triggers after making some functions inline, because the compiler can better follow return paths. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
The ADIS library functions return zero on success, and negative values for error. Positive values aren't returned, but we only care about the success value (which is zero). This change is mostly needed so that the compiler won't make any inferences about some about values being potentially un-initialized. This only triggers after making some functions inline, because the compiler can better follow return paths. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
The ADIS library functions return zero on success, and negative values for error. Positive values aren't returned, but we only care about the success value (which is zero). This change is mostly needed so that the compiler won't make any inferences about some about values being potentially un-initialized. This only triggers after making some functions inline, because the compiler can better follow return paths. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
The ADIS library functions return zero on success, and negative values for error. Positive values aren't returned, but we only care about the success value (which is zero). This change is mostly needed so that the compiler won't make any inferences about some about values being potentially un-initialized. This only triggers after making some functions inline, because the compiler can better follow return paths. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
The ADIS library functions return zero on success, and negative values for error. Positive values aren't returned, but we only care about the success value (which is zero). This change is mostly needed so that the compiler won't make any inferences about some about values being potentially un-initialized. This only triggers after making some functions inline, because the compiler can better follow return paths. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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- 02 Nov, 2019 2 commits
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Alexandru Ardelean authored
The iio_triggered_buffer_postenable() hook should be called first to attach the poll function and the iio_triggered_buffer_predisable() hook should be called last in the predisable hook. This change updates the driver to attach/detach the poll func in the correct order. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Reviewed-by: Matt Ranostay <matt.ranostay@konsulko.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Alexandru Ardelean authored
The iio_triggered_buffer_postenable() hook should be called first to attach the poll function. The iio_triggered_buffer_predisable() hook is called last (as is it should). This change moves iio_triggered_buffer_postenable() to be called first. It adds iio_triggered_buffer_predisable() on the error paths of the postenable hook. For the predisable hook, some code-paths have been changed to make sure that the iio_triggered_buffer_predisable() hook gets called in case there is an error before it. Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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- 01 Nov, 2019 6 commits
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Gabriela Bittencourt authored
Cleans up checks of "Avoid CamelCase" in file sd.h Even though the constant "DCM_LOW_FREQUENCY_MODE_SET" is defined and never used, it's useful to keep it because it documents the device. Signed-off-by: Gabriela Bittencourt <gabrielabittencourt00@gmail.com> Link: https://lore.kernel.org/r/20191031230243.3462-4-gabrielabittencourt00@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gabriela Bittencourt authored
Cleans up checks of "Avoid CamelCase" in files xd.{h,c} Acked-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: Gabriela Bittencourt <gabrielabittencourt00@gmail.com> Link: https://lore.kernel.org/r/20191031230243.3462-3-gabrielabittencourt00@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gabriela Bittencourt authored
Cleans up checks of "Avoid CamelCase" in files ms.{h,c} Signed-off-by: Gabriela Bittencourt <gabrielabittencourt00@gmail.com> Link: https://lore.kernel.org/r/20191031230243.3462-2-gabrielabittencourt00@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Roi Martin authored
Replace expressions of the form: kmalloc(count * size, GFP_KERNEL); With: kmalloc_array(count, size, GFP_KERNEL); Signed-off-by: Roi Martin <jroi.martin@gmail.com> Link: https://lore.kernel.org/r/20191031123139.32361-1-jroi.martin@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Davidlohr Bueso authored
At a slight footprint cost (24 vs 32 bytes), mutexes are more optimal than semaphores; it's also a nicer interface for mutual exclusion, which is why they are encouraged over binary semaphores, when possible. For both v_sem and z_sem, their semantics imply traditional lock ownership; that is, the lock owner is the same for both lock/unlock operations. Therefore it is safe to convert. Signed-off-by: Davidlohr Bueso <dave@stgolabs.net> Acked-by: Valdis Kletnieks <valdis.kletnieks@vt.edu> Link: https://lore.kernel.org/r/20191030144916.10802-1-dave@stgolabs.netSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Greg Kroah-Hartman authored
Merge tag 'iio-for-5.5b' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next Second set of IIO + counter new device support, features etc for the 5.5 cycle. Note two merge commits in here, both for immutable branches based of 5.4-rc1. 1. Ti eqep driver because of some file moves in precursor patches. I suspect no one else will pull this one. 2. ab8500 refactor as changes in power supply, hwmon and mfd trees. This may come via numerous trees as well as IIO. Counter subsystem related * ti eqep - New device support with bindings. - Includes prior file move to reflect more general use of ti-pwmss. * Counter core - simplify count_read and count_write callbacks + document change. - fix a typo in docs. Various subsystems related * AB8500 - ab8500_btemp driver converted to be an IIO consumer driver. - ab8500_charger driver converted to be an IIO consumer driver. - ab8500_fg fuel gauge driver converted to be an IIO consumer driver. - ab8500 hwmon driver converted to be an IIO consumer driver. - mfd bindings augmented with the adc channels to make the above work. - drop original mfd driver. New device support * ab8500 - new ADC driver used by the above other subystems via the IIO consumer interface. * adux1020 photometric sensor - new driver and dt bindings. * fxos877cq - new driver for this simple(ish) IMU with DT bindings. * intel_mrfld_adc - new driver for the ADC found on Intel Merrifield platforms. * ltc2983 - new driver for this multi-sensor type temperature interface. Includes complex DT bindings. * max1027 - support for 12 bit devices, max1227, max1229 and max1231 + add to trivial bindings. * st_lsm6dsx - support for the LSM6DS0 6 axis MEMs sensor. Note different from the LSM6DSO which the driver already supports *sigh* - support for the LSM6DSRX 6 axis MEMs sensor. Features and cleanups * ad7303 - replace use of core mlock with a local lock with cleanly defined scope. * ad9834 - add a check for devm_clk_get failing. * at91-sama5d2 - tidy up a 0 as NULL warning. * bmp280 - endian type tidy ups. - use bulk regulator ops for a small reduction in code. - use devm_add_action... to simplify error path handling. * exynos - drop stray semicolon. - use devm_platform_ioremap_resource to reduce boilerplate. * hx711 - various tricks to improve the frequency of read out possible. * max1027 - debugfs support. - make interrupts optional. - reset at probe to get clean state. - refactors to allow addition of new device support. * maxim thermocouple - drop an unneeded semicolon. * mb1232 - yaml binding conversion. * mcp320x - tidy up an endian types in cast warning. * meson_saradc - use devm_platform_ioremap_resource to reduce boilerplate. * mpu3050 - make a poison value explicity big endian to supress a warning. * pulsedlight v2 - endian type tidy ups. * sgp30 - drop an excess semicolon. * sps30 - make truncation explicit with masking to clean up a warning. * st sensors - drop gpio include as none of these support gpios. * st_lsm6dsx - tidy up some alignment issues. - refactors to allow addition of new device support. * allow varients of irq related reg definitions. * avoid accessing active-low, open-drain regs if not provided. * allow varients of bdu/boot and reset regs. * allow for enabling or disabling wakeup sources through platform data (seems someone still uses this). - enable wake-up events for LSM6DS0 - use the drdy mask to avoid some invalid samples during initial start of sensor. - Add support to trim the timestamp. * stm32_adc - kernel-doc fixes. * stm32_dac - power management support. * stmpe-adc - Fix endian type of local variable. * twl4030 - use false / true instead of 0 / 1 for booleans. * xilinx-xadc - use devm_platform_ioremap_resouce to reduce boilerplate. * zpa2326 - reorganise buffer handling setup to be more consistent. Fixes (mostly recent additions) * cpcap-adc - Fix mising IRQF_ONESHOT that would cause warnings to be printed. * st_lsm6dsx - Sanity check the read_fifo pointer is set. - use locked read and update functions to prevent some races. - avoid accessing enable_reg if not provided. - take a lock to prevent a race in updating the config. - kernel-doc fixes. - document wakeup-source property in dt binding. - fix lsm9ds1 gyro gain definitions. * tag 'iio-for-5.5b' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (73 commits) dt-bindings: iio: imu: st_lsm6dsx: add lsm6dsrx device bindings iio: imu: st_lsm6dsx: add support to LSM6DSRX iio: st: Drop GPIO include iio: adc: hx711: optimize performance in read cycle iio: adc: stm32-adc: fix kernel-doc warnings iio: pressure: zpa2326: fix iio_triggered_buffer_postenable position iio: chemical: sgp30: drop excess semicolon iio: adc: twl4030: Use false / true instead of 0 / 1 with booleans dt-bindings: iio: Add ltc2983 documentation iio: temperature: Add support for LTC2983 iio: pressure: bmp280: use devm action and remove labels from probe iio: pressure: bmp280: use bulk regulator ops iio: imu: Add support for the FXOS8700 IMU dt-bindings: iio: imu: add fxos8700 imu binding staging: iio: ad9834: add a check for devm_clk_get iio: adc: xilinx-xadc: use devm_platform_ioremap_resource iio: temp: maxim thermocouple: Drop unneeded semi colon. iio: adc: cpcap-adc: Fix missing IRQF_ONESHOT as only threaded handler. iio: adc: meson_saradc: use devm_platform_ioremap_resource iio: adc: exynos: use devm_platform_ioremap_resource ...
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- 30 Oct, 2019 13 commits
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Roi Martin authored
Fix checkpatch.pl warning: CHECK: multiple assignments should be avoided Signed-off-by: Roi Martin <jroi.martin@gmail.com> Link: https://lore.kernel.org/r/20191030010328.10203-6-jroi.martin@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Roi Martin authored
Fix checkpatch.pl warning: WARNING: Prefer [subsystem eg: netdev]_info([subsystem]dev, ... then dev_info(dev, ... then pr_info(... to printk(KERN_INFO ... Signed-off-by: Roi Martin <jroi.martin@gmail.com> Link: https://lore.kernel.org/r/20191030010328.10203-5-jroi.martin@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Roi Martin authored
Fix checkpatch.pl warning: CHECK: Logical continuations should be on the previous line Signed-off-by: Roi Martin <jroi.martin@gmail.com> Link: https://lore.kernel.org/r/20191030010328.10203-4-jroi.martin@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Roi Martin authored
Fix checkpatch.pl warning: CHECK: Alignment should match open parenthesis Signed-off-by: Roi Martin <jroi.martin@gmail.com> Link: https://lore.kernel.org/r/20191030010328.10203-3-jroi.martin@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Roi Martin authored
Fix checkpatch.pl warning: CHECK: Unnecessary parentheses around ... Signed-off-by: Roi Martin <jroi.martin@gmail.com> Link: https://lore.kernel.org/r/20191030010328.10203-2-jroi.martin@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chandra Annamaneni authored
Resolved: CHECK: Unnecessary parentheses around table[i] Signed-off-by: Chandra Annamaneni <chandra627@gmail.com> Link: https://lore.kernel.org/r/20191029091638.16101-4-chandra627@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chandra Annamaneni authored
Resolved: "CHECK: Alignment should match open parenthesis" from checkpatch Signed-off-by: Chandra Annamaneni <chandra627@gmail.com> Link: https://lore.kernel.org/r/20191029091638.16101-3-chandra627@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chandra Annamaneni authored
Resolved: ERROR: else should follow close brace '}' Signed-off-by: Chandra Annamaneni <chandra627@gmail.com> Link: https://lore.kernel.org/r/20191029091638.16101-2-chandra627@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Chandra Annamaneni authored
Resolved: "CHECK: Please use a blank line after.." from checkpatch.pl Signed-off-by: Chandra Annamaneni <chandra627@gmail.com> Link: https://lore.kernel.org/r/20191029091638.16101-1-chandra627@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Cristiane Naves authored
Fix lines ending with parentheses. Issue found by checkpatch. Signed-off-by: Cristiane Naves <cristianenavescardoso09@gmail.com> Link: https://lore.kernel.org/r/20191029210917.GA14956@cristiane-Inspiron-5420Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gabriela Bittencourt authored
Replace multiple spaces before some comments with one tab. Aligning the comment with the function below it. Signed-off-by: Gabriela Bittencourt <gabrielabittencourt00@gmail.com> Link: https://lore.kernel.org/r/20191029232207.4113-3-gabrielabittencourt00@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gabriela Bittencourt authored
Fixing typo in word 'and'. Signed-off-by: Gabriela Bittencourt <gabrielabittencourt00@gmail.com> Acked-by: Julia Lawall <julia.lawall@lip6.fr> Link: https://lore.kernel.org/r/20191029232207.4113-2-gabrielabittencourt00@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Javier F. Arias authored
This patch fixes an invalid reference error by moving the code that is executed when a queue element is found, into the loop. Also, it removes an unnecessary test that now checks if the element is not present in the queue. Issue found by Coccinelle. Signed-off-by: Javier F. Arias <jarias.linux@gmail.com> Link: https://lore.kernel.org/r/20191030030419.mmnrzm7hr4encfai@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 29 Oct, 2019 2 commits
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Jamal Shareef authored
Remove some commented out code. Signed-off-by: Jamal Shareef <jamal.k.shareef@gmail.com> Link: https://lore.kernel.org/r/c101a2ff94b3d5dcd467407bfa083679f3bbc612.1572293975.git.jamal.k.shareef@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Jamal Shareef authored
Fix lines over 80 characters warnings. issue found by checkpatch. Signed-off-by: Jamal Shareef <jamal.k.shareef@gmail.com> Link: https://lore.kernel.org/r/8273ad9efccfb2c37ff1e9a25d5ccb26780567aa.1572293975.git.jamal.k.shareef@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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