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authorFilipe David Borba Manana <fdmanana@gmail.com>2013-07-31 00:39:56 +0100
committerChris Mason <chris.mason@fusionio.com>2013-09-01 08:04:46 -0400
commit0f0fe8f710f29dbd4b2c915fc1c36962e4957b3b (patch)
tree6b296ac2cfa48d9cf2ae3191e804b4937f2dba6c
parenteb2067f713ff1c6d867020e85f95fba7d000ed1a (diff)
Btrfs: add missing error handling to read_tree_block
Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
-rw-r--r--fs/btrfs/disk-io.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 13564354c927..2a378abb03fb 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1149,6 +1149,10 @@ struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
return NULL;
ret = btree_read_extent_buffer_pages(root, buf, 0, parent_transid);
+ if (ret) {
+ free_extent_buffer(buf);
+ return NULL;
+ }
return buf;
}