linux-kernel - [PATCH AUTOSEL 5.15 07/28] fs/ntfs3: Fix NULL pointer dereference on error in attr_allocate

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Message-ID: <20231029225916.791798-7-sashal@kernel.org>
Date:   Sun, 29 Oct 2023 18:58:42 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Konstantin Komarov <almaz.alexandrovich@...agon-software.com>,
        Sasha Levin <sashal@...nel.org>, ntfs3@...ts.linux.dev
Subject: [PATCH AUTOSEL 5.15 07/28] fs/ntfs3: Fix NULL pointer dereference on error in attr_allocate_frame()

From: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>

[ Upstream commit 9c689c8dc86f8ca99bf91c05f24c8bab38fe7d5f ]

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/ntfs3/attrib.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c
index 321d55b3ca17d..1d5ac2164d94f 100644
--- a/fs/ntfs3/attrib.c
+++ b/fs/ntfs3/attrib.c
@@ -1583,10 +1583,8 @@ int attr_allocate_frame(struct ntfs_inode *ni, CLST frame, size_t compr_size,
 			le_b = NULL;
 			attr_b = ni_find_attr(ni, NULL, &le_b, ATTR_DATA, NULL,
 					      0, NULL, &mi_b);
-			if (!attr_b) {
-				err = -ENOENT;
-				goto out;
-			}
+			if (!attr_b)
+				return -ENOENT;
 
 			attr = attr_b;
 			le = le_b;
-- 
2.42.0