Btrfs: check btrfs_get_extent return for IS_ERR() · 6cf8bfbf5e - Gogs

Btrfs: check btrfs_get_extent return for IS_ERR()

btrfs_get_extent() never returns NULL, only a valid pointer or ERR_PTR()

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

Dan Carpenter 15 years ago

parent

c2b96929e2

commit

6cf8bfbf5e

1 changed files with 1 additions and 1 deletions

Split View Show Diff Stats

						
							+ 1
							
							- 1
						
fs/btrfs/ioctl.c
							 
								View File
							
				@@ -510,7 +510,7 @@ static int should_defrag_range(struct inode *inode, u64 start, u64 len,
			
				 		em = btrfs_get_extent(inode, NULL, 0, start, len, 0);
			
				 		unlock_extent(io_tree, start, start + len - 1, GFP_NOFS);
			
				-		if (!em)
			
				+		if (IS_ERR(em))
			
				 			return 0;
			
				 	}