linux-kernel - [PATCH AUTOSEL 6.6 03/17] fs/ntfs3: Fix warning possible deadlock in ntfs_set

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Message-ID: <20241014035815.2247153-3-sashal@kernel.org>
Date: Sun, 13 Oct 2024 23:57:53 -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>,
	syzbot+c2ada45c23d98d646118@...kaller.appspotmail.com,
	Sasha Levin <sashal@...nel.org>,
	ntfs3@...ts.linux.dev
Subject: [PATCH AUTOSEL 6.6 03/17] fs/ntfs3: Fix warning possible deadlock in ntfs_set_state

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

[ Upstream commit 5b2db723455a89dc96743d34d8bdaa23a402db2f ]

Use non-zero subkey to skip analyzer warnings.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Reported-by: syzbot+c2ada45c23d98d646118@...kaller.appspotmail.com
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/ntfs3/ntfs_fs.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h
index 28788cf6ba407..cfe9d3bf07f91 100644
--- a/fs/ntfs3/ntfs_fs.h
+++ b/fs/ntfs3/ntfs_fs.h
@@ -334,7 +334,7 @@ struct mft_inode {
 
 /* Nested class for ntfs_inode::ni_lock. */
 enum ntfs_inode_mutex_lock_class {
-	NTFS_INODE_MUTEX_DIRTY,
+	NTFS_INODE_MUTEX_DIRTY = 1,
 	NTFS_INODE_MUTEX_SECURITY,
 	NTFS_INODE_MUTEX_OBJID,
 	NTFS_INODE_MUTEX_REPARSE,
-- 
2.43.0