fixed the segv caused by null payload due to incorrect icmpv6 decoding

src/decode-icmpv4.c

@@ -144,6 +144,8 @@ void DecodeICMPV4(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p, uint8_t *pkt
     p->proto = IPPROTO_ICMP;
     p->type = p->icmpv4h->type;
     p->code = p->icmpv4h->code;
+    p->payload = pkt + ICMPV4_HEADER_LEN;
+    p->payload_len = len - ICMPV4_HEADER_LEN;
 
     ICMPV4ExtHdr* icmp4eh = (ICMPV4ExtHdr*) p->icmpv4h;
 

src/decode-icmpv6.c

@@ -167,6 +167,7 @@ void DecodeICMPV6(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p,
     p->type = p->icmpv6h->type;
     p->code = p->icmpv6h->code;
     p->payload_len = len - ICMPV6_HEADER_LEN;
+    p->payload = pkt + ICMPV6_HEADER_LEN;
 
     SCLogDebug("ICMPV6 TYPE %" PRIu32 " CODE %" PRIu32 "", p->icmpv6h->type,
                p->icmpv6h->code);

src/util-mpm-b2g.c

@@ -63,7 +63,7 @@ void B2gThreadDestroyCtx(MpmCtx *, MpmThreadCtx *);
 int B2gAddPatternCI(MpmCtx *, uint8_t *, uint16_t, uint16_t, uint16_t, uint32_t, uint32_t, uint8_t);
 int B2gAddPatternCS(MpmCtx *, uint8_t *, uint16_t, uint16_t, uint16_t, uint32_t, uint32_t, uint8_t);
 int B2gPreparePatterns(MpmCtx *mpm_ctx);
-uint32_t B2gSearchWrap(MpmCtx *mpm_ctx, MpmThreadCtx *mpm_thread_ctx, PatternMatcherQueue *, uint8_t *buf, uint16_t buflen);
+inline uint32_t B2gSearchWrap(MpmCtx *mpm_ctx, MpmThreadCtx *mpm_thread_ctx, PatternMatcherQueue *, uint8_t *buf, uint16_t buflen);
 uint32_t B2gSearch1(MpmCtx *mpm_ctx, MpmThreadCtx *mpm_thread_ctx, PatternMatcherQueue *, uint8_t *buf, uint16_t buflen);
 #ifdef B2G_SEARCH2
 uint32_t B2gSearch2(MpmCtx *mpm_ctx, MpmThreadCtx *mpm_thread_ctx, PatternMatcherQueue *, uint8_t *buf, uint16_t buflen);
@@ -852,7 +852,8 @@ uint32_t B2gSearchBNDMq(MpmCtx *mpm_ctx, MpmThreadCtx *mpm_thread_ctx, PatternMa
     //printf("\n");
     //PrintRawDataFp(stdout, buf, buflen);
 
-    SCLogDebug("buflen %"PRIu32", ctx->m %"PRIu32", pos %"PRIu32"", buflen, ctx->m, pos);
+    SCLogDebug("buflen %"PRIu16", ctx->m %"PRIu32", pos %"PRIu32"", buflen,
+            ctx->m, pos);
 
     COUNT(tctx->stat_calls++);
     COUNT(tctx->stat_m_total+=ctx->m);