[PATCH 22/34] [media] DaVinci-VPFE-Capture: Move two assignments in vpfe_s_input()

From: SF Markus Elfring
Date: Wed Oct 12 2016 - 11:00:56 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 12 Oct 2016 11:22:23 +0200

Move assignments for two local variables into an else branch so that
their setting will only be performed after corresponding data processing
succeeded by this function.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/media/platform/davinci/vpfe_capture.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c
index ba71310..f0467fe 100644
--- a/drivers/media/platform/davinci/vpfe_capture.c
+++ b/drivers/media/platform/davinci/vpfe_capture.c
@@ -1111,7 +1111,7 @@ static int vpfe_s_input(struct file *file, void *priv, unsigned int index)
struct vpfe_subdev_info *sdinfo;
int subdev_index, inp_index;
struct vpfe_route *route;
- u32 input = 0, output = 0;
+ u32 input, output;
int ret;

v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_input\n");
@@ -1144,6 +1144,9 @@ static int vpfe_s_input(struct file *file, void *priv, unsigned int index)
if (route && sdinfo->can_route) {
input = route->input;
output = route->output;
+ } else {
+ input = 0;
+ output = 0;
}

if (sd)
--
2.10.1