[IPV4] fib_semantics: kmalloc + memset conversion to kzalloc

fib_semantics: kmalloc + memset conversion to kzalloc
fix to avoid memset entirely.

Signed-off-by: Joonwoo Park <joonwpark81@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 33ec960..ec9b0dd 100644 (file)
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -605,10 +605,10 @@ static inline unsigned int fib_laddr_hashfn(__be32 val)
 static struct hlist_head *fib_hash_alloc(int bytes)
 {
        if (bytes <= PAGE_SIZE)
-               return kmalloc(bytes, GFP_KERNEL);
+               return kzalloc(bytes, GFP_KERNEL);
        else
                return (struct hlist_head *)
-                       __get_free_pages(GFP_KERNEL, get_order(bytes));
+                       __get_free_pages(GFP_KERNEL | __GFP_ZERO, get_order(bytes));
 }
 
 static void fib_hash_free(struct hlist_head *hash, int bytes)
@@ -712,12 +712,8 @@ struct fib_info *fib_create_info(struct fib_config *cfg)
                if (!new_info_hash || !new_laddrhash) {
                        fib_hash_free(new_info_hash, bytes);
                        fib_hash_free(new_laddrhash, bytes);
-               } else {
-                       memset(new_info_hash, 0, bytes);
-                       memset(new_laddrhash, 0, bytes);
-
+               } else
                        fib_hash_move(new_info_hash, new_laddrhash, new_size);
-               }
 
                if (!fib_hash_size)
                        goto failure;