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author | Jan Kara <jack@suse.cz> | 2021-03-17 17:44:12 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-24 10:56:59 +0100 |
commit | b832b73d3f515dbf3accd7f7fc9da26a91981781 (patch) | |
tree | a67a492ae92d39946ca15c8cd69fd1ef96b22305 /fs | |
parent | 36d46dd7a4885e1b02d52c918ec3a898e4409e49 (diff) | |
download | linux-stable-b832b73d3f515dbf3accd7f7fc9da26a91981781.tar.gz linux-stable-b832b73d3f515dbf3accd7f7fc9da26a91981781.tar.bz2 linux-stable-b832b73d3f515dbf3accd7f7fc9da26a91981781.zip |
ext4: handle error of ext4_setup_system_zone() on remount
commit d176b1f62f242ab259ff665a26fbac69db1aecba upstream.
ext4_setup_system_zone() can fail. Handle the failure in ext4_remount().
Reviewed-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20200728130437.7804-2-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/ext4/super.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 7a5a1602ee01..d4ecae25d807 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4968,7 +4968,10 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data) ext4_register_li_request(sb, first_not_zeroed); } - ext4_setup_system_zone(sb); + err = ext4_setup_system_zone(sb); + if (err) + goto restore_opts; + if (sbi->s_journal == NULL && !(old_sb_flags & MS_RDONLY)) ext4_commit_super(sb, 1); |