datapath: Use NULL instead of 0 in alloc_buckets().
authorJesse Gross <jesse@nicira.com>
Sat, 4 Dec 2010 21:50:24 +0000 (13:50 -0800)
committerJesse Gross <jesse@nicira.com>
Fri, 10 Dec 2010 01:43:36 +0000 (17:43 -0800)
0 and NULL are the same but NULL has clearer semantics.  This has
no functional change.

Found with sparse.

Signed-off-by: Jesse Gross <jesse@nicira.com>
Acked-by: Ben Pfaff <blp@nicira.com>
datapath/table.c

index 61118090c3fa83e1868990bc49672be47a2a7dad..86236e924c3c256678529d79295e61cbec687899 100644 (file)
@@ -78,7 +78,7 @@ static struct tbl_bucket ***alloc_buckets(unsigned int n_buckets)
        for (i = 0; i < n_buckets >> TBL_L1_BITS; i++) {
                l1[i] = (struct tbl_bucket **)get_zeroed_page(GFP_KERNEL);
                if (!l1[i]) {
-                       free_buckets(l1, i << TBL_L1_BITS, 0);
+                       free_buckets(l1, i << TBL_L1_BITS, NULL);
                        return NULL;
                }
        }