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gnrc_sixlowpan_iphc: propagate UDP decode error

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Yonezawa-T2 2016-06-03 11:35:22 +09:00
parent a10151d5f0
commit ba4b099d93
1 changed files with 6 additions and 1 deletions
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7
sys/net/gnrc/network_layer/sixlowpan/iphc/gnrc_sixlowpan_iphc.c
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@ -499,7 +499,12 @@ size_t gnrc_sixlowpan_iphc_decode(gnrc_pktsnip_t **dec_hdr, gnrc_pktsnip_t *pkt,
switch (iphc_hdr[payload_offset] & NHC_ID_MASK) { switch (iphc_hdr[payload_offset] & NHC_ID_MASK) {
case NHC_UDP_ID: case NHC_UDP_ID:
payload_offset = iphc_nhc_udp_decode(pkt, dec_hdr, datagram_size, payload_offset = iphc_nhc_udp_decode(pkt, dec_hdr, datagram_size,
payload_offset + offset) - offset; payload_offset + offset);
if (payload_offset != 0) {
payload_offset -= offset;
}
*nh_len += sizeof(udp_hdr_t); *nh_len += sizeof(udp_hdr_t);
break; break;