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authorJiri Slaby <jslaby@suse.cz>2010-01-06 16:57:22 +0000
committerChris Mason <chris.mason@oracle.com>2010-01-17 20:40:20 -0500
commit2423fdfb96e3f9ff3baeb6c4c78d74145547891d (patch)
treea47f7712849dd9ab5c4a1c3371511e072abcdb29 /fs/btrfs/volumes.c
parenta038fab0cb873c75d6675e2bcffce8a3935bdce7 (diff)
Btrfs, fix memory leaks in error paths
Stanse found 2 memory leaks in relocate_block_group and __btrfs_map_block. cluster and multi are not freed/assigned on all paths. Fix that. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Cc: linux-btrfs@vger.kernel.org Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/volumes.c')
-rw-r--r--fs/btrfs/volumes.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 198cff28766..220dad5db01 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2649,8 +2649,10 @@ again:
em = lookup_extent_mapping(em_tree, logical, *length);
read_unlock(&em_tree->lock);
- if (!em && unplug_page)
+ if (!em && unplug_page) {
+ kfree(multi);
return 0;
+ }
if (!em) {
printk(KERN_CRIT "unable to find logical %llu len %llu\n",