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Diffstat (limited to 'net/netfilter/xt_sctp.c')
-rw-r--r--net/netfilter/xt_sctp.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/netfilter/xt_sctp.c b/net/netfilter/xt_sctp.c
index 34bd87259a0..9316c753692 100644
--- a/net/netfilter/xt_sctp.c
+++ b/net/netfilter/xt_sctp.c
@@ -62,7 +62,7 @@ match_packet(const struct sk_buff *skb,
do {
sch = skb_header_pointer(skb, offset, sizeof(_sch), &_sch);
- if (sch == NULL) {
+ if (sch == NULL || sch->length == 0) {
duprintf("Dropping invalid SCTP packet.\n");
*hotdrop = 1;
return 0;
@@ -129,11 +129,9 @@ match(const struct sk_buff *skb,
unsigned int protoff,
int *hotdrop)
{
- const struct xt_sctp_info *info;
+ const struct xt_sctp_info *info = matchinfo;
sctp_sctphdr_t _sh, *sh;
- info = (const struct xt_sctp_info *)matchinfo;
-
if (offset) {
duprintf("Dropping non-first fragment.. FIXME\n");
return 0;