ext4: remove pointless sb_rdonly() checks from freezing code

ext4_freeze() and ext4_unfreeze() checks for sb_rdonly(). However this
check is pointless as VFS already checks for read-only filesystem before
calling filesystem specific methods. Remove the pointless checks.

Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20230616165109.21695-1-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jan Kara 2023-06-16 18:50:47 +02:00 committed by Theodore Ts'o
parent 1d40165047
commit 98175720c9
1 changed files with 2 additions and 7 deletions

View File

@ -6347,12 +6347,7 @@ static int ext4_sync_fs(struct super_block *sb, int wait)
static int ext4_freeze(struct super_block *sb)
{
int error = 0;
journal_t *journal;
if (sb_rdonly(sb))
return 0;
journal = EXT4_SB(sb)->s_journal;
journal_t *journal = EXT4_SB(sb)->s_journal;
if (journal) {
/* Now we set up the journal barrier. */
@ -6386,7 +6381,7 @@ out:
*/
static int ext4_unfreeze(struct super_block *sb)
{
if (sb_rdonly(sb) || ext4_forced_shutdown(EXT4_SB(sb)))
if (ext4_forced_shutdown(EXT4_SB(sb)))
return 0;
if (EXT4_SB(sb)->s_journal) {