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authorMark Brown <broonie@kernel.org>2014-11-26 20:37:57 +0000
committerMark Brown <broonie@kernel.org>2014-11-26 20:37:57 +0000
commitcf2394f70cf7774a107fbaa1ef5010db4bd69baa (patch)
treee79e3e479d04213a67ecd47b31c7db648b0313c2 /fs/ext4/ialloc.c
parent45fc84c668ba6cc08cbae74042be838bf9283d98 (diff)
parent206c5f60a3d902bc4b56dab2de3e88de5eb06108 (diff)
downloadlinux-cf2394f70cf7774a107fbaa1ef5010db4bd69baa.tar.bz2
Merge tag 'v3.18-rc4' into regulator-max77802
Linux 3.18-rc4
Diffstat (limited to 'fs/ext4/ialloc.c')
-rw-r--r--fs/ext4/ialloc.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 5b87fc36aab8..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) {
@@ -1011,8 +1015,7 @@ got:
spin_unlock(&sbi->s_next_gen_lock);
/* Precompute checksum seed for inode metadata */
- if (EXT4_HAS_RO_COMPAT_FEATURE(sb,
- EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) {
+ if (ext4_has_metadata_csum(sb)) {
__u32 csum;
__le32 inum = cpu_to_le32(inode->i_ino);
__le32 gen = cpu_to_le32(inode->i_generation);