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| author | Dan Carpenter <error27@gmail.com> | 2010-03-20 11:22:10 +0000 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2010-03-30 21:19:09 -0400 |
| commit | 6cf8bfbf5e88edfb09a2bf0631a067060f534592 (patch) | |
| tree | 70cc8040189bcd623e72ab1f09c6dc4fb40741e5 | |
| parent | c2b96929e2ca6914cf4a66cd8fe2a34c4a98277f (diff) | |
| download | linux-lfu-6cf8bfbf5e88edfb09a2bf0631a067060f534592.tar.gz linux-lfu-6cf8bfbf5e88edfb09a2bf0631a067060f534592.tar.xz | |
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>
| -rw-r--r-- | fs/btrfs/ioctl.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 74d89133f76..2b7dd88fc54 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -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; } |