[PATCH] Input: uinput - unlock on allocation failure in ioctl

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We have to unlock before returning if input_allocate_device() fails.

Fixes: 04ce40a61a91 ("Input: uinput - remove uinput_allocate_device()")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 7b41aad7ec27..39ddd9a73feb 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -857,8 +857,10 @@ static long uinput_ioctl_handler(struct file *file, unsigned int cmd,
 
 	if (!udev->dev) {
 		udev->dev = input_allocate_device();
-		if (!udev->dev)
-			return -ENOMEM;
+		if (!udev->dev) {
+			retval = -ENOMEM;
+			goto out;
+		}
 	}
 
 	switch (cmd) {
--
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