btrfs_drop_extents: handle BTRFS_INODE_REF_KEY types
It's possible "key.type == BTRFS_INODE_REF_KEY" and "key.offset >= end".
Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 184bde1..bfa4149 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -507,11 +507,12 @@
slot = path->slots[0];
ret = 0;
btrfs_item_key_to_cpu(leaf, &key, slot);
-
- if (key.offset >= end || key.objectid != inode->i_ino) {
+ if (btrfs_key_type(&key) == BTRFS_EXTENT_DATA_KEY &&
+ key.offset >= end) {
goto out;
}
- if (btrfs_key_type(&key) > BTRFS_EXTENT_DATA_KEY) {
+ if (btrfs_key_type(&key) > BTRFS_EXTENT_DATA_KEY ||
+ key.objectid != inode->i_ino) {
goto out;
}
if (recow) {