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path: root/fs/ocfs2/refcounttree.c
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Diffstat (limited to 'fs/ocfs2/refcounttree.c')
-rw-r--r--fs/ocfs2/refcounttree.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index bf4dfc14bb2c..55767e1ba724 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -612,6 +612,11 @@ static int ocfs2_create_refcount_tree(struct inode *inode,
}
new_bh = sb_getblk(inode->i_sb, first_blkno);
+ if (!new_bh) {
+ ret = -ENOMEM;
+ mlog_errno(ret);
+ goto out_commit;
+ }
ocfs2_set_new_buffer_uptodate(&new_tree->rf_ci, new_bh);
ret = ocfs2_journal_access_rb(handle, &new_tree->rf_ci, new_bh,
@@ -1310,7 +1315,7 @@ static int ocfs2_expand_inline_ref_root(handle_t *handle,
new_bh = sb_getblk(sb, blkno);
if (new_bh == NULL) {
- ret = -EIO;
+ ret = -ENOMEM;
mlog_errno(ret);
goto out;
}
@@ -1561,7 +1566,7 @@ static int ocfs2_new_leaf_refcount_block(handle_t *handle,
new_bh = sb_getblk(sb, blkno);
if (new_bh == NULL) {
- ret = -EIO;
+ ret = -ENOMEM;
mlog_errno(ret);
goto out;
}
@@ -2502,8 +2507,7 @@ static int ocfs2_calc_refcount_meta_credits(struct super_block *sb,
ocfs2_init_refcount_extent_tree(&et, ci, ref_root_bh);
*meta_add += ocfs2_extend_meta_needed(et.et_root_el);
*credits += ocfs2_calc_extend_credits(sb,
- et.et_root_el,
- ref_blocks);
+ et.et_root_el);
} else {
*credits += OCFS2_EXPAND_REFCOUNT_TREE_CREDITS;
*meta_add += 1;
@@ -2874,8 +2878,7 @@ static int ocfs2_lock_refcount_allocators(struct super_block *sb,
meta_add =
ocfs2_extend_meta_needed(et->et_root_el);
- *credits += ocfs2_calc_extend_credits(sb, et->et_root_el,
- num_clusters + 2);
+ *credits += ocfs2_calc_extend_credits(sb, et->et_root_el);
ret = ocfs2_calc_refcount_meta_credits(sb, ref_ci, ref_root_bh,
p_cluster, num_clusters,
@@ -3031,7 +3034,7 @@ int ocfs2_duplicate_clusters_by_jbd(handle_t *handle,
for (i = 0; i < blocks; i++, old_block++, new_block++) {
new_bh = sb_getblk(osb->sb, new_block);
if (new_bh == NULL) {
- ret = -EIO;
+ ret = -ENOMEM;
mlog_errno(ret);
break;
}
@@ -3625,8 +3628,7 @@ int ocfs2_refcounted_xattr_delete_need(struct inode *inode,
ocfs2_init_refcount_extent_tree(&et, ref_ci, ref_root_bh);
*credits += ocfs2_calc_extend_credits(inode->i_sb,
- et.et_root_el,
- ref_blocks);
+ et.et_root_el);
}
out: