media: ov7740: remove an unused var

mchehab · ehristev · commit 48e6637b469f · 2018-06-04T11:30:32.000+03:00
Fix this warning regression:
   drivers/media/i2c/ov7740.c: warning: variable 'ret' set but not used [-Wunused-but-set-variable]:  =&gt; 276:6

Signed-off-by: Mauro Carvalho Chehab &lt;mchehab@s-opensource.com&gt;
diff --git a/drivers/media/i2c/ov7740.c b/drivers/media/i2c/ov7740.c
@@ -279,7 +279,7 @@ static int ov7740_get_register(struct v4l2_subdev *sd,
 	reg->val = val;
 	reg->size = 1;
 
-	return 0;
+	return ret;
 }
 
 static int ov7740_set_register(struct v4l2_subdev *sd,

Original file line number	Diff line number	Diff line change
`@@ -279,7 +279,7 @@ static int ov7740_get_register(struct v4l2_subdev *sd,`
`279`	`279`	`reg->val = val;`
`280`	`280`	`reg->size = 1;`
`281`	`281`
`282`		`- return 0;`
	`282`	`+ return ret;`
`283`	`283`	`}`
`284`	`284`
`285`	`285`	`static int ov7740_set_register(struct v4l2_subdev *sd,`