Btrfs: fix uninit compiler warning in cow_file_range_nocow

The extent_type variable was exposed uninit via a goto. It should be impossible to trigger because it is protected by a check on another variable, but this makes sure. Signed-off-by: Chris Mason <chris.mason@oracle.com>
git-mirror · Oct 9, 2009 · e9061e2 · e9061e2
1 parent 82d339d
commit e9061e2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
@@ -1023,6 +1023,7 @@ static noinline int run_delalloc_nocow(struct inode *inode,
 
 		if (found_key.offset > cur_offset) {
 			extent_end = found_key.offset;
+			extent_type = 0;
 			goto out_check;
 		}