nilfs2: remove redundant pointer checks in bmap lookup functions

nilfs_bmap_lookup and its variants are supposed to take a valid
pointer argument to return a block address, thus pointer checks in
nilfs_btree_lookup and nilfs_direct_lookup are needless.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/nilfs2/direct.c b/fs/nilfs2/direct.c
index 318613010106..324d80c57518 100644
--- a/fs/nilfs2/direct.c
+++ b/fs/nilfs2/direct.c
@@ -56,8 +56,7 @@ static int nilfs_direct_lookup(const struct nilfs_bmap *direct,
         if (ptr == NILFS_BMAP_INVALID_PTR)
                 return -ENOENT;
 
-        if (ptrp != NULL)
-                *ptrp = ptr;
+        *ptrp = ptr;
         return 0;
 }