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uio: fix potential memory leak in error case 

Should jump to lable err_infoopen when idev->info is NULL
in uio_open().

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chengguang Xu 2019-01-17 17:27:46 +08:00 committed by Greg Kroah-Hartman
parent dcf9b50e21
commit 1e09cdd506
1 changed files with 1 additions and 1 deletions
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2
drivers/uio/uio.c
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@ -491,7 +491,7 @@ static int uio_open(struct inode *inode, struct file *filep)
if (!idev->info) {
mutex_unlock(&idev->info_lock);
ret = -EINVAL;
goto err_alloc_listener;
goto err_infoopen;
}
if (idev->info && idev->info->open)