[media] staging: media: davinci_vpfe: fix ipipe_mode type

The variable can take negative values.

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

[1]: http://permalink.gmane.org/gmane.linux.kernel/2038576

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c b/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c
index 2a3a56b88de19e866f9db6035c28d53427f4004a..b1d5e23ae6e086cc1cab1e81991d19bf42b15e23 100644 (file)
--- a/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c
+++ b/drivers/staging/media/davinci_vpfe/dm365_ipipe_hw.c
@@ -254,7 +254,7 @@ int config_ipipe_hw(struct vpfe_ipipe_device *ipipe)
        void __iomem *ipipe_base = ipipe->base_addr;
        struct v4l2_mbus_framefmt *outformat;
        u32 color_pat;
-       u32 ipipe_mode;
+       int ipipe_mode;
        u32 data_path;
 
        /* enable clock to IPIPE */