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gnrc_pktbuf_static: fix marking of pktsnips with short payload

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This commit is contained in:
Martine Lenders 2015-09-22 10:50:57 +02:00
parent b254889b2b
commit e5c6e3da54
1 changed files with 2 additions and 1 deletions
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3
sys/net/gnrc/pktbuf_static/gnrc_pktbuf_static.c
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@ -113,7 +113,8 @@ gnrc_pktsnip_t *gnrc_pktbuf_mark(gnrc_pktsnip_t *pkt, size_t size, gnrc_nettype_
mutex_unlock(&_mutex);
return NULL;
}
if (size < required_new_size) { /* would not fit unused marker => move data around */
/* would not fit unused marker => move data around */
if ((size < required_new_size) || ((pkt->size - size) < sizeof(_unused_t))) {
void *new_data_marked, *new_data_rest;
new_data_marked = _pktbuf_alloc(size);
if (new_data_marked == NULL) {