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| author | Takashi Iwai <tiwai@suse.de> | 2014-11-27 12:40:51 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-11-27 12:40:51 +0100 |
| commit | acf403ecc4155153e5e2c1640be90fc166e56ba7 (patch) | |
| tree | e9655b84776cec00a4da077f5dd1e336dfd9c7c0 /fs/ext4/ialloc.c | |
| parent | 69eba10e606a80665f8573221fec589430d9d1cb (diff) | |
| parent | b61f90eac1ff9d1b30497e611aba4651d4066706 (diff) | |
Merge branch 'topic/usb-resume' into for-next
Merge the proper mixer resume support for quirk codes.
Diffstat (limited to 'fs/ext4/ialloc.c')
| -rw-r--r-- | fs/ext4/ialloc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index 8012a5daf401..ac644c31ca67 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -887,6 +887,10 @@ got: struct buffer_head *block_bitmap_bh; block_bitmap_bh = ext4_read_block_bitmap(sb, group); + if (!block_bitmap_bh) { + err = -EIO; + goto out; + } BUFFER_TRACE(block_bitmap_bh, "get block bitmap access"); err = ext4_journal_get_write_access(handle, block_bitmap_bh); if (err) { |