linux-kernel - [PATCH] uio: fix potential memory leak in error case

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Date:   Thu, 17 Jan 2019 17:27:46 +0800
From:   Chengguang Xu <cgxu519@....com>
To:     gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, Chengguang Xu <cgxu519@....com>
Subject: [PATCH] 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@....com>
---
 drivers/uio/uio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 131342280b46..46e5c1c31ebe 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -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)
-- 
2.17.2