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authorChris Mason <chris.mason@oracle.com>2007-02-28 16:46:22 -0500
committerDavid Woodhouse <dwmw2@hera.kernel.org>2007-02-28 16:46:22 -0500
commit0f70abe2b39d19171d4133d2ffdf77fb9113106a (patch)
tree98e6b00b38579385e64c085be43c65ab66780772 /fs/btrfs/extent-tree.c
parentaa5d6bed255d7f8c655a8f10d760f4247bc8385c (diff)
Btrfs: more return code checking
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/extent-tree.c')
-rw-r--r--fs/btrfs/extent-tree.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 97715bae784..074f4b182f1 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -105,8 +105,8 @@ int free_extent(struct ctree_root *root, u64 blocknr, u64 num_blocks)
* ins->offset == number of blocks
* Any available blocks before search_start are skipped.
*/
-int find_free_extent(struct ctree_root *orig_root, u64 num_blocks,
- u64 search_start, u64 search_end, struct key *ins)
+static int find_free_extent(struct ctree_root *orig_root, u64 num_blocks,
+ u64 search_start, u64 search_end, struct key *ins)
{
struct ctree_path path;
struct key *key;
@@ -125,10 +125,8 @@ check_failed:
ins->flags = 0;
start_found = 0;
ret = search_slot(root, ins, &path, 0);
- if (ret < 0) {
- release_path(root, &path);
- return ret;
- }
+ if (ret < 0)
+ goto error;
while (1) {
l = &path.nodes[0]->leaf;
@@ -137,6 +135,8 @@ check_failed:
ret = next_leaf(root, &path);
if (ret == 0)
continue;
+ if (ret < 0)
+ goto error;
if (!start_found) {
ins->objectid = search_start;
ins->offset = num_blocks;
@@ -187,6 +187,9 @@ check_pending:
if (ins->offset != 1)
BUG();
return 0;
+error:
+ release_path(root, &path);
+ return ret;
}
/*