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Subject[PATCH 09/34] [media] DaVinci-VPBE: Reduce the scope for a variable in vpbe_set_default_output()
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From: Markus Elfring <elfring@users.sourceforge.net>
Date: Wed, 12 Oct 2016 09:54:26 +0200

* Move the definition for the variable "ret" into an if branch
so that an extra initialisation can be avoided at the beginning
by this refactoring.

* Return a success code as a constant at the end.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/media/platform/davinci/vpbe.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/media/platform/davinci/vpbe.c b/drivers/media/platform/davinci/vpbe.c
index d6a0221..19611a2 100644
--- a/drivers/media/platform/davinci/vpbe.c
+++ b/drivers/media/platform/davinci/vpbe.c
@@ -297,19 +297,19 @@ static int vpbe_set_output(struct vpbe_device *vpbe_dev, int index)
static int vpbe_set_default_output(struct vpbe_device *vpbe_dev)
{
struct vpbe_config *cfg = vpbe_dev->cfg;
- int ret = 0;
int i;

for (i = 0; i < cfg->num_outputs; i++) {
if (!strcmp(def_output,
cfg->outputs[i].output.name)) {
- ret = vpbe_set_output(vpbe_dev, i);
+ int ret = vpbe_set_output(vpbe_dev, i);
+
if (!ret)
vpbe_dev->current_out_index = i;
return ret;
}
}
- return ret;
+ return 0;
}

/**
--
2.10.1
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