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[2/3,media] camss-csid: Reduce the scope for a variable in csid_set_power()

Message ID 8c356ba6-62a3-033d-f3d6-75e1bab1814f@users.sourceforge.net (mailing list archive)
State New, archived
Headers show

Commit Message

SF Markus Elfring Sept. 23, 2017, 7:45 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 23 Sep 2017 21:00:30 +0200

Move the definition for the local variable "dev" into an if branch
so that the corresponding setting will only be performed if it was
selected by the parameter "on" of this function.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/media/platform/qcom/camss-8x16/camss-csid.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/media/platform/qcom/camss-8x16/camss-csid.c b/drivers/media/platform/qcom/camss-8x16/camss-csid.c
index 92d4dc6b4a66..ffda0fbfe4d8 100644
--- a/drivers/media/platform/qcom/camss-8x16/camss-csid.c
+++ b/drivers/media/platform/qcom/camss-8x16/camss-csid.c
@@ -317,10 +317,10 @@  static int csid_reset(struct csid_device *csid)
 static int csid_set_power(struct v4l2_subdev *sd, int on)
 {
 	struct csid_device *csid = v4l2_get_subdevdata(sd);
-	struct device *dev = to_device_index(csid, csid->id);
 	int ret;
 
 	if (on) {
+		struct device *dev = to_device_index(csid, csid->id);
 		u32 hw_version;
 
 		ret = regulator_enable(csid->vdda);