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net/ng_sixlowpan: fix check for pkt==NULL

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haukepetersen 2015-06-23 02:07:33 +02:00
parent 72e2187b75
commit a38d881424
1 changed files with 1 additions and 1 deletions
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2
sys/net/network_layer/ng_sixlowpan/frag/ng_sixlowpan_frag.c
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@ -154,7 +154,7 @@ static uint16_t _send_nth_fragment(ng_sixlowpan_netif_t *iface, ng_pktsnip_t *pk
hdr->offset = (uint8_t)(offset >> 3); hdr->offset = (uint8_t)(offset >> 3);
pkt = pkt->next; /* don't copy netif header */ pkt = pkt->next; /* don't copy netif header */
while ((pkt != NULL) || (offset_count == offset)) { /* go to offset */ while ((pkt != NULL) && (offset_count != offset)) { /* go to offset */
offset_count += (uint16_t)pkt->size; offset_count += (uint16_t)pkt->size;
if (offset_count > offset) { /* we overshot */ if (offset_count > offset) { /* we overshot */