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linux/drivers/md/dm-ioctl.c
Qinglang Miao 6a579661e5 dm ioctl: fix error return code in target_message 
[ Upstream commit 4d7659bfbe ]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: 2ca4c92f58 ("dm ioctl: prevent empty message")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-12-30 11:53:36 +01:00

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