diff mbox

[10/19] cx231xx: fix handling cx231xx_read_i2c_data result

Message ID 1443103227-25612-11-git-send-email-a.hajda@samsung.com (mailing list archive)
State Accepted, archived
Headers

Commit Message

Andrzej Hajda Sept. 24, 2015, 2 p.m. UTC 
  The function can return negative value.

The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].

[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
Hi,

To avoid problems with too many mail recipients I have sent whole
patchset only to LKML. Anyway patches have no dependencies.

Regards
Andrzej
---
 drivers/media/usb/cx231xx/cx231xx-video.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c
index 9798160..d0d8f08 100644
--- a/drivers/media/usb/cx231xx/cx231xx-video.c
+++ b/drivers/media/usb/cx231xx/cx231xx-video.c
@@ -1114,7 +1114,8 @@  int cx231xx_enum_input(struct file *file, void *priv,
 	struct cx231xx_fh *fh = priv;
 	struct cx231xx *dev = fh->dev;
 	u32 gen_stat;
-	unsigned int ret, n;
+	unsigned int n;
+	int ret;
 
 	n = i->index;
 	if (n >= MAX_CX231XX_INPUT)