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| author | Theodore Ts'o <tytso@mit.edu> | 2017-02-05 01:26:48 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2017-02-05 01:26:48 -0500 |
| commit | 4753d8a24d4588657bc0a4cd66d4e282dff15c8c (patch) | |
| tree | e6547b0b73d596218a8368bd95ec6f93e75d8396 /fs/ext4 | |
| parent | 97abd7d4b5d9c48ec15c425485f054e1c15e591b (diff) | |
| download | linux-4753d8a24d4588657bc0a4cd66d4e282dff15c8c.tar.gz linux-4753d8a24d4588657bc0a4cd66d4e282dff15c8c.tar.bz2 linux-4753d8a24d4588657bc0a4cd66d4e282dff15c8c.zip | |
ext4: return EROFS if device is r/o and journal replay is needed
If the file system requires journal recovery, and the device is
read-ony, return EROFS to the mount system call. This allows xfstests
generic/050 to pass.
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/super.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3fef82e79131..514e5fc59893 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -3925,7 +3925,8 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) * root first: it may be modified in the journal! */ if (!test_opt(sb, NOLOAD) && ext4_has_feature_journal(sb)) { - if (ext4_load_journal(sb, es, journal_devnum)) + err = ext4_load_journal(sb, es, journal_devnum); + if (err) goto failed_mount3a; } else if (test_opt(sb, NOLOAD) && !(sb->s_flags & MS_RDONLY) && ext4_has_feature_journal_needs_recovery(sb)) { |