[PATCH 111/368] Staging: cx25821: fix double unlock in medusa_video_init()

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From: Dan Carpenter <error27@xxxxxxxxx>

medusa_set_videostandard() takes the lock but it always drops it before
returning.

This was found with a static checker and compile tested only.  :/

Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/staging/cx25821/cx25821-medusa-video.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/cx25821/cx25821-medusa-video.c b/drivers/staging/cx25821/cx25821-medusa-video.c
index 1eb079b..d601620 100644
--- a/drivers/staging/cx25821/cx25821-medusa-video.c
+++ b/drivers/staging/cx25821/cx25821-medusa-video.c
@@ -795,10 +795,8 @@ int medusa_video_init(struct cx25821_dev *dev)
 	value &= 0xFFFFFFDF;
 	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], MON_A_CTRL, value);
 
-	if (ret_val < 0) {
-		mutex_unlock(&dev->lock);
+	if (ret_val < 0)
 		return -EINVAL;
-	}
 
 	mutex_unlock(&dev->lock);
 
-- 
1.7.0.1

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