From 4458f04c02a46c679a90ef71f866a415c192deb4 Mon Sep 17 00:00:00 2001 From: Vlad Yasevich Date: Fri, 13 Feb 2009 08:33:42 +0000 Subject: sctp: Clean up sctp checksumming code The sctp crc32c checksum is always generated in little endian. So, we clean up the code to treat it as little endian and remove all the __force casts. Suggested by Herbert Xu. Signed-off-by: Vlad Yasevich Signed-off-by: David S. Miller --- net/sctp/input.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'net/sctp/input.c') diff --git a/net/sctp/input.c b/net/sctp/input.c index 693fd080481..d2e98803ffe 100644 --- a/net/sctp/input.c +++ b/net/sctp/input.c @@ -83,14 +83,15 @@ static inline int sctp_rcv_checksum(struct sk_buff *skb) { struct sk_buff *list = skb_shinfo(skb)->frag_list; struct sctphdr *sh = sctp_hdr(skb); - __be32 cmp = sh->checksum; - __be32 val = sctp_start_cksum((__u8 *)sh, skb_headlen(skb)); + __le32 cmp = sh->checksum; + __le32 val; + __u32 tmp = sctp_start_cksum((__u8 *)sh, skb_headlen(skb)); for (; list; list = list->next) - val = sctp_update_cksum((__u8 *)list->data, skb_headlen(list), - val); + tmp = sctp_update_cksum((__u8 *)list->data, skb_headlen(list), + tmp); - val = sctp_end_cksum(val); + val = sctp_end_cksum(tmp); if (val != cmp) { /* CRC failure, dump it. */ -- cgit