bus: sunxi-rsb: unlock on error in sunxi_rsb_read()

Don't forget to unlock before returning an error code. Fixes: d787dcd ('bus: sunxi-rsb: Add driver for Allwinner Reduced Serial Bus') Signed-off-by: Dan Carpenter <[email protected]> Acked-by: Chen-Yu Tsai <[email protected]> Signed-off-by: Maxime Ripard <[email protected]>
chewitt · Nov 17, 2015 · 43675ff · 43675ff
1 parent c65d235
commit 43675ff
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
@@ -342,13 +342,13 @@ static int sunxi_rsb_read(struct sunxi_rsb *rsb, u8 rtaddr, u8 addr,
 
 	ret = _sunxi_rsb_run_xfer(rsb);
 	if (ret)
-		goto out;
+		goto unlock;
 
 	*buf = readl(rsb->regs + RSB_DATA);
 
+unlock:
 	mutex_unlock(&rsb->lock);
 
-out:
 	return ret;
 }