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Date: Tue, 7 Jun 2022 19:00:00 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Eric Biggers <ebiggers@...gle.com>, Ritesh Harjani <ritesh.list@...il.com>, Lukas Czerner <lczerner@...hat.com>, Sasha Levin <sashal@...nel.org> Subject: [PATCH 5.18 482/879] ext4: reject the commit option on ext2 filesystems From: Eric Biggers <ebiggers@...gle.com> [ Upstream commit cb8435dc8ba33bcafa41cf2aa253794320a3b8df ] The 'commit' option is only applicable for ext3 and ext4 filesystems, and has never been accepted by the ext2 filesystem driver, so the ext4 driver shouldn't allow it on ext2 filesystems. This fixes a failure in xfstest ext4/053. Fixes: 8dc0aa8cf0f7 ("ext4: check incompatible mount options while mounting ext2/3") Signed-off-by: Eric Biggers <ebiggers@...gle.com> Reviewed-by: Ritesh Harjani <ritesh.list@...il.com> Reviewed-by: Lukas Czerner <lczerner@...hat.com> Link: https://lore.kernel.org/r/20220510183232.172615-1-ebiggers@kernel.org Signed-off-by: Sasha Levin <sashal@...nel.org> --- fs/ext4/super.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 1466fbdbc8e3..f1987c0690a4 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1913,6 +1913,7 @@ static const struct mount_opts { MOPT_EXT4_ONLY | MOPT_CLEAR}, {Opt_warn_on_error, EXT4_MOUNT_WARN_ON_ERROR, MOPT_SET}, {Opt_nowarn_on_error, EXT4_MOUNT_WARN_ON_ERROR, MOPT_CLEAR}, + {Opt_commit, 0, MOPT_NO_EXT2}, {Opt_nojournal_checksum, EXT4_MOUNT_JOURNAL_CHECKSUM, MOPT_EXT4_ONLY | MOPT_CLEAR}, {Opt_journal_checksum, EXT4_MOUNT_JOURNAL_CHECKSUM, -- 2.35.1
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