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include/net net/ - csum_partial - remove unnecessary casts

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The first argument to csum_partial is const void *
casts to char/u8 * are not necessary

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Perches 2008-11-19 15:44:53 -08:00 committed by David S. Miller
parent a7a0d6a87b
commit 07f0757a68
10 changed files with 19 additions and 19 deletions
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2
include/net/checksum.h
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@ -98,7 +98,7 @@ static inline void csum_replace4(__sum16 *sum, __be32 from, __be32 to)
{
__be32 diff[] = { ~from, to };
*sum = csum_fold(csum_partial((char *)diff, sizeof(diff), ~csum_unfold(*sum)));
*sum = csum_fold(csum_partial(diff, sizeof(diff), ~csum_unfold(*sum)));
}
static inline void csum_replace2(__sum16 *sum, __be16 from, __be16 to)

6
include/net/ip_vs.h
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@ -913,7 +913,7 @@ static inline __wsum ip_vs_check_diff4(__be32 old, __be32 new, __wsum oldsum)
{
__be32 diff[2] = { ~old, new };
return csum_partial((char *) diff, sizeof(diff), oldsum);
return csum_partial(diff, sizeof(diff), oldsum);
}
#ifdef CONFIG_IP_VS_IPV6
@ -923,7 +923,7 @@ static inline __wsum ip_vs_check_diff16(const __be32 *old, const __be32 *new,
__be32 diff[8] = { ~old[3], ~old[2], ~old[1], ~old[0],
new[3], new[2], new[1], new[0] };
return csum_partial((char *) diff, sizeof(diff), oldsum);
return csum_partial(diff, sizeof(diff), oldsum);
}
#endif
@ -931,7 +931,7 @@ static inline __wsum ip_vs_check_diff2(__be16 old, __be16 new, __wsum oldsum)
{
__be16 diff[2] = { ~old, new };
return csum_partial((char *) diff, sizeof(diff), oldsum);
return csum_partial(diff, sizeof(diff), oldsum);
}
#endif /* __KERNEL__ */

2
net/core/netpoll.c
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@ -343,7 +343,7 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
udph->check = csum_tcpudp_magic(htonl(np->local_ip),
htonl(np->remote_ip),
udp_len, IPPROTO_UDP,
csum_partial((unsigned char *)udph, udp_len, 0));
csum_partial(udph, udp_len, 0));
if (udph->check == 0)
udph->check = CSUM_MANGLED_0;

4
net/ipv4/inet_lro.c
View File

@ -120,7 +120,7 @@ static void lro_update_tcp_ip_header(struct net_lro_desc *lro_desc)
iph->check = ip_fast_csum((u8 *)lro_desc->iph, iph->ihl);
tcph->check = 0;
tcp_hdr_csum = csum_partial((u8 *)tcph, TCP_HDR_LEN(tcph), 0);
tcp_hdr_csum = csum_partial(tcph, TCP_HDR_LEN(tcph), 0);
lro_desc->data_csum = csum_add(lro_desc->data_csum, tcp_hdr_csum);
tcph->check = csum_tcpudp_magic(iph->saddr, iph->daddr,
lro_desc->ip_tot_len -
@ -135,7 +135,7 @@ static __wsum lro_tcp_data_csum(struct iphdr *iph, struct tcphdr *tcph, int len)
__wsum tcp_ps_hdr_csum;
tcp_csum = ~csum_unfold(tcph->check);
tcp_hdr_csum = csum_partial((u8 *)tcph, TCP_HDR_LEN(tcph), tcp_csum);
tcp_hdr_csum = csum_partial(tcph, TCP_HDR_LEN(tcph), tcp_csum);
tcp_ps_hdr_csum = csum_tcpudp_nofold(iph->saddr, iph->daddr,
len + TCP_HDR_LEN(tcph),

4
net/ipv4/tcp_ipv4.c
View File

@ -492,7 +492,7 @@ void tcp_v4_send_check(struct sock *sk, int len, struct sk_buff *skb)
skb->csum_offset = offsetof(struct tcphdr, check);
} else {
th->check = tcp_v4_check(len, inet->saddr, inet->daddr,
csum_partial((char *)th,
csum_partial(th,
th->doff << 2,
skb->csum));
}
@ -726,7 +726,7 @@ static int __tcp_v4_send_synack(struct sock *sk, struct request_sock *req,
th->check = tcp_v4_check(skb->len,
ireq->loc_addr,
ireq->rmt_addr,
csum_partial((char *)th, skb->len,
csum_partial(th, skb->len,
skb->csum));
err = ip_build_and_send_pkt(skb, sk, ireq->loc_addr,

4
net/ipv6/icmp.c
View File

@ -233,7 +233,7 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct
icmp6h->icmp6_cksum = 0;
if (skb_queue_len(&sk->sk_write_queue) == 1) {
skb->csum = csum_partial((char *)icmp6h,
skb->csum = csum_partial(icmp6h,
sizeof(struct icmp6hdr), skb->csum);
icmp6h->icmp6_cksum = csum_ipv6_magic(&fl->fl6_src,
&fl->fl6_dst,
@ -246,7 +246,7 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct
tmp_csum = csum_add(tmp_csum, skb->csum);
}
tmp_csum = csum_partial((char *)icmp6h,
tmp_csum = csum_partial(icmp6h,
sizeof(struct icmp6hdr), tmp_csum);
icmp6h->icmp6_cksum = csum_ipv6_magic(&fl->fl6_src,
&fl->fl6_dst,

2
net/ipv6/mcast.c
View File

@ -1817,7 +1817,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
hdr->icmp6_cksum = csum_ipv6_magic(saddr, snd_addr, len,
IPPROTO_ICMPV6,
csum_partial((__u8 *) hdr, len, 0));
csum_partial(hdr, len, 0));
idev = in6_dev_get(skb->dev);

4
net/ipv6/ndisc.c
View File

@ -491,7 +491,7 @@ struct sk_buff *ndisc_build_skb(struct net_device *dev,
hdr->icmp6_cksum = csum_ipv6_magic(saddr, daddr, len,
IPPROTO_ICMPV6,
csum_partial((__u8 *) hdr,
csum_partial(hdr,
len, 0));
return skb;
@ -1612,7 +1612,7 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
icmph->icmp6_cksum = csum_ipv6_magic(&saddr_buf, &ipv6_hdr(skb)->saddr,
len, IPPROTO_ICMPV6,
csum_partial((u8 *) icmph, len, 0));
csum_partial(icmph, len, 0));
buff->dst = dst;
idev = in6_dev_get(dst->dev);

6
net/ipv6/tcp_ipv6.c
View File

@ -501,7 +501,7 @@ static int tcp_v6_send_synack(struct sock *sk, struct request_sock *req)
th->check = tcp_v6_check(th, skb->len,
&treq->loc_addr, &treq->rmt_addr,
csum_partial((char *)th, skb->len, skb->csum));
csum_partial(th, skb->len, skb->csum));
ipv6_addr_copy(&fl.fl6_dst, &treq->rmt_addr);
err = ip6_xmit(sk, skb, &fl, opt, 0);
@ -915,7 +915,7 @@ static void tcp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)
skb->csum_offset = offsetof(struct tcphdr, check);
} else {
th->check = csum_ipv6_magic(&np->saddr, &np->daddr, len, IPPROTO_TCP,
csum_partial((char *)th, th->doff<<2,
csum_partial(th, th->doff<<2,
skb->csum));
}
}
@ -997,7 +997,7 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
}
#endif
buff->csum = csum_partial((char *)t1, tot_len, 0);
buff->csum = csum_partial(t1, tot_len, 0);
memset(&fl, 0, sizeof(fl));
ipv6_addr_copy(&fl.fl6_dst, &ipv6_hdr(skb)->saddr);

4
net/unix/af_unix.c
View File

@ -216,7 +216,7 @@ static int unix_mkname(struct sockaddr_un *sunaddr, int len, unsigned *hashp)
return len;
}
*hashp = unix_hash_fold(csum_partial((char *)sunaddr, len, 0));
*hashp = unix_hash_fold(csum_partial(sunaddr, len, 0));
return len;
}
@ -686,7 +686,7 @@ static int unix_autobind(struct socket *sock)
retry:
addr->len = sprintf(addr->name->sun_path+1, "%05x", ordernum) + 1 + sizeof(short);
addr->hash = unix_hash_fold(csum_partial((void *)addr->name, addr->len, 0));
addr->hash = unix_hash_fold(csum_partial(addr->name, addr->len, 0));
spin_lock(&unix_table_lock);
ordernum = (ordernum+1)&0xFFFFF;