Commit e54560d9 authored Sep 24, 2015 by Andrzej Hajda Committed by Mauro Carvalho Chehab Oct 03, 2015

[media] cx231xx: fix handling cx231xx_read_i2c_data result

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>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

parent 2788052a

drivers/media/usb/cx231xx/cx231xx-video.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -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)