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| author | Theodore Ts'o <tytso@mit.edu> | 2013-01-12 16:19:36 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2013-01-12 16:19:36 -0500 |
| commit | 860d21e2c585f7ee8a4ecc06f474fdc33c9474f4 (patch) | |
| tree | f4b8f664599f043b7aa7b86a9a135aa275f0a5e2 /fs/ext4/resize.c | |
| parent | 9931faca02c604c22335f5a935a501bb2ace6e20 (diff) | |
| download | linux-860d21e2c585f7ee8a4ecc06f474fdc33c9474f4.tar.gz | |
ext4: return ENOMEM if sb_getblk() fails
The only reason for sb_getblk() failing is if it can't allocate the
buffer_head. So ENOMEM is more appropriate than EIO. In addition,
make sure that the file system is marked as being inconsistent if
sb_getblk() fails.
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: stable@vger.kernel.org
Diffstat (limited to 'fs/ext4/resize.c')
| -rw-r--r-- | fs/ext4/resize.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c index d99387b89eddae..02824dc2ff3bc5 100644 --- a/fs/ext4/resize.c +++ b/fs/ext4/resize.c @@ -334,7 +334,7 @@ static struct buffer_head *bclean(handle_t *handle, struct super_block *sb, bh = sb_getblk(sb, blk); if (!bh) - return ERR_PTR(-EIO); + return ERR_PTR(-ENOMEM); if ((err = ext4_journal_get_write_access(handle, bh))) { brelse(bh); bh = ERR_PTR(err); @@ -411,7 +411,7 @@ static int set_flexbg_block_bitmap(struct super_block *sb, handle_t *handle, bh = sb_getblk(sb, flex_gd->groups[group].block_bitmap); if (!bh) - return -EIO; + return -ENOMEM; err = ext4_journal_get_write_access(handle, bh); if (err) @@ -501,7 +501,7 @@ static int setup_new_flex_group_blocks(struct super_block *sb, gdb = sb_getblk(sb, block); if (!gdb) { - err = -EIO; + err = -ENOMEM; goto out; } @@ -1065,7 +1065,7 @@ static void update_backups(struct super_block *sb, int blk_off, char *data, bh = sb_getblk(sb, backup_block); if (!bh) { - err = -EIO; + err = -ENOMEM; break; } ext4_debug("update metadata backup %llu(+%llu)\n", |