[PATCH] USB: rio500.c bugfix

patch from Silvio Cesare to fix signed problem.

[PATCH] USB: rio500.c bugfix
patch from Silvio Cesare to fix signed problem.
aa98ad44 · Greg Kroah-Hartman · 831fdda6 · aa98ad44
Commit aa98ad44 authored Jul 22, 2002 by Greg Kroah-Hartman
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Showing with 2 additions and 2 deletions

drivers/usb/misc/rio500.c drivers/usb/misc/rio500.c +2 -2

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--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -146,7 +146,7 @@ ioctl_rio(struct inode *inode, struct file *file, unsigned int cmd,
 			retval = -EFAULT;
 			goto err_out;
 		}
-		if (rio_cmd.length > PAGE_SIZE) {
+		if (rio_cmd.length < 0 || rio_cmd.length > PAGE_SIZE) {
 			retval = -EINVAL;
 			goto err_out;
 		}
@@ -216,7 +216,7 @@ ioctl_rio(struct inode *inode, struct file *file, unsigned int cmd,
 			retval = -EFAULT;
 			goto err_out;
 		}
-		if (rio_cmd.length > PAGE_SIZE) {
+		if (rio_cmd.length < 0 || rio_cmd.length > PAGE_SIZE) {
 			retval = -EINVAL;
 			goto err_out;
 		}