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[INET]: kmalloc+memset -> kzalloc in frag_alloc_queue

kmalloc + memset -> kzalloc in frag_alloc_queue

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Denis V. Lunev 17 năm trước cách đây
mục cha
commit
f1673ca52c
2 tập tin đã thay đổi với 4 bổ sung10 xóa
  1. 1 6
      net/ipv4/ip_fragment.c
  2. 3 4
      net/ipv6/netfilter/nf_conntrack_reasm.c

+ 1 - 6
net/ipv4/ip_fragment.c

@@ -144,7 +144,7 @@ static __inline__ void ip4_frag_free(struct inet_frag_queue *q)
 
 static __inline__ struct ipq *frag_alloc_queue(void)
 {
-	struct ipq *qp = kmalloc(sizeof(struct ipq), GFP_ATOMIC);
+	struct ipq *qp = kzalloc(sizeof(struct ipq), GFP_ATOMIC);
 
 	if (!qp)
 		return NULL;
@@ -265,15 +265,10 @@ static struct ipq *ip_frag_create(struct iphdr *iph, u32 user)
 		goto out_nomem;
 
 	qp->protocol = iph->protocol;
-	qp->q.last_in = 0;
 	qp->id = iph->id;
 	qp->saddr = iph->saddr;
 	qp->daddr = iph->daddr;
 	qp->user = user;
-	qp->q.len = 0;
-	qp->q.meat = 0;
-	qp->q.fragments = NULL;
-	qp->iif = 0;
 	qp->peer = sysctl_ipfrag_max_dist ? inet_getpeer(iph->saddr, 1) : NULL;
 
 	/* Initialize a timer for this entry. */

+ 3 - 4
net/ipv6/netfilter/nf_conntrack_reasm.c

@@ -137,9 +137,10 @@ static void nf_frag_free(struct inet_frag_queue *q)
 
 static inline struct nf_ct_frag6_queue *frag_alloc_queue(void)
 {
-	struct nf_ct_frag6_queue *fq = kmalloc(sizeof(struct nf_ct_frag6_queue), GFP_ATOMIC);
+	struct nf_ct_frag6_queue *fq;
 
-	if (!fq)
+	fq = kzalloc(sizeof(struct nf_ct_frag6_queue), GFP_ATOMIC);
+	if (fq == NULL)
 		return NULL;
 	atomic_add(sizeof(struct nf_ct_frag6_queue), &nf_frags.mem);
 	return fq;
@@ -230,8 +231,6 @@ nf_ct_frag6_create(unsigned int hash, __be32 id, struct in6_addr *src,				   str
 		goto oom;
 	}
 
-	memset(fq, 0, sizeof(struct nf_ct_frag6_queue));
-
 	fq->id = id;
 	ipv6_addr_copy(&fq->saddr, src);
 	ipv6_addr_copy(&fq->daddr, dst);