diff options
Diffstat (limited to 'fs/ext4/extents.c')
-rw-r--r-- | fs/ext4/extents.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 5ae1674ec12f..d42a8c49ad69 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -725,6 +725,7 @@ ext4_ext_find_extent(struct inode *inode, ext4_lblk_t block, struct ext4_extent_header *eh; struct buffer_head *bh; short int depth, i, ppos = 0, alloc = 0; + int ret; eh = ext_inode_hdr(inode); depth = ext_depth(inode); @@ -752,12 +753,15 @@ ext4_ext_find_extent(struct inode *inode, ext4_lblk_t block, path[ppos].p_ext = NULL; bh = sb_getblk(inode->i_sb, path[ppos].p_block); - if (unlikely(!bh)) + if (unlikely(!bh)) { + ret = -ENOMEM; goto err; + } if (!bh_uptodate_or_lock(bh)) { trace_ext4_ext_load_extent(inode, block, path[ppos].p_block); - if (bh_submit_read(bh) < 0) { + ret = bh_submit_read(bh); + if (ret < 0) { put_bh(bh); goto err; } @@ -768,13 +772,15 @@ ext4_ext_find_extent(struct inode *inode, ext4_lblk_t block, put_bh(bh); EXT4_ERROR_INODE(inode, "ppos %d > depth %d", ppos, depth); + ret = -EIO; goto err; } path[ppos].p_bh = bh; path[ppos].p_hdr = eh; i--; - if (ext4_ext_check_block(inode, eh, i, bh)) + ret = ext4_ext_check_block(inode, eh, i, bh); + if (ret < 0) goto err; } @@ -796,7 +802,7 @@ err: ext4_ext_drop_refs(path); if (alloc) kfree(path); - return ERR_PTR(-EIO); + return ERR_PTR(ret); } /* @@ -951,7 +957,7 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, } bh = sb_getblk(inode->i_sb, newblock); if (!bh) { - err = -EIO; + err = -ENOMEM; goto cleanup; } lock_buffer(bh); @@ -1024,7 +1030,7 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, newblock = ablocks[--a]; bh = sb_getblk(inode->i_sb, newblock); if (!bh) { - err = -EIO; + err = -ENOMEM; goto cleanup; } lock_buffer(bh); @@ -1136,11 +1142,8 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode, return err; bh = sb_getblk(inode->i_sb, newblock); - if (!bh) { - err = -EIO; - ext4_std_error(inode->i_sb, err); - return err; - } + if (!bh) + return -ENOMEM; lock_buffer(bh); err = ext4_journal_get_create_access(handle, bh); |