Commit ec030317 authored by Jamie Iles's avatar Jamie Iles Committed by Paul Mundt

nuc900fb: don't treat NULL clk as an error

clk_get() returns a struct clk cookie to the driver and some platforms
may return NULL if they only support a single clock.  clk_get() has only
failed if it returns a ERR_PTR() encoded pointer.

Cc: linux-fbdev@vger.kernel.org
Signed-off-by: default avatarJamie Iles <jamie@jamieiles.com>
Acked-by: default avatarWan ZongShun <mcuos.com@gmail.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 0b2e9cb4
......@@ -15,6 +15,7 @@
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
......@@ -597,9 +598,9 @@ static int __devinit nuc900fb_probe(struct platform_device *pdev)
}
fbi->clk = clk_get(&pdev->dev, NULL);
if (!fbi->clk || IS_ERR(fbi->clk)) {
if (IS_ERR(fbi->clk)) {
printk(KERN_ERR "nuc900-lcd:failed to get lcd clock source\n");
ret = -ENOENT;
ret = PTR_ERR(fbi->clk);
goto release_irq;
}
......
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