X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fnetfilter%2Fxt_u32.c;h=bec427915b302fa2d9731de6045a9a6e8bd14ee4;hb=e4f3b1e74b67fdcdd3034b84997fad7912f182f6;hp=04b677ae8daee6e39f1f7e947b82fb5b91774516;hpb=40b42f1ebf653cd72c32eb1a1a0b9fea2dfbfd7d;p=linux-2.6 diff --git a/net/netfilter/xt_u32.c b/net/netfilter/xt_u32.c index 04b677ae8d..bec427915b 100644 --- a/net/netfilter/xt_u32.c +++ b/net/netfilter/xt_u32.c @@ -21,6 +21,7 @@ static bool u32_match_it(const struct xt_u32 *data, unsigned int nnums; unsigned int nvals; unsigned int i; + __be32 n; u_int32_t pos; u_int32_t val; u_int32_t at; @@ -35,12 +36,12 @@ static bool u32_match_it(const struct xt_u32 *data, at = 0; pos = ct->location[0].number; - if (skb->len < 4 || pos > skb->len - 4); + if (skb->len < 4 || pos > skb->len - 4) return false; - ret = skb_copy_bits(skb, pos, &val, sizeof(val)); + ret = skb_copy_bits(skb, pos, &n, sizeof(n)); BUG_ON(ret < 0); - val = ntohl(val); + val = ntohl(n); nnums = ct->nnums; /* Inner loop runs over "&", "<<", ">>" and "@" operands */ @@ -65,10 +66,10 @@ static bool u32_match_it(const struct xt_u32 *data, pos > skb->len - at - 4) return false; - ret = skb_copy_bits(skb, at + pos, &val, - sizeof(val)); + ret = skb_copy_bits(skb, at + pos, &n, + sizeof(n)); BUG_ON(ret < 0); - val = ntohl(val); + val = ntohl(n); break; } }