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Merge pull request #1119 from cetic/pr-fix-6lowpan-frag-again

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Estimated fragments count should take into account 802.15.4 header size
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Simon Duquennoy 2015-09-30 09:59:01 +02:00
commit 19a0fca57b
1 changed files with 1 additions and 1 deletions
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2
core/net/ipv6/sicslowpan.c
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@ -1455,7 +1455,7 @@ output(const uip_lladdr_t *localdest)
* IPv6/HC1/HC06/HC_UDP dispatchs/headers.
* The following fragments contain only the fragn dispatch.
*/
int estimated_fragments = ((int)uip_len) / ((int)MAC_MAX_PAYLOAD - SICSLOWPAN_FRAGN_HDR_LEN) + 1;
int estimated_fragments = ((int)uip_len) / (max_payload - SICSLOWPAN_FRAGN_HDR_LEN) + 1;
int freebuf = queuebuf_numfree() - 1;
PRINTFO("uip_len: %d, fragments: %d, free bufs: %d\n", uip_len, estimated_fragments, freebuf);
if(freebuf < estimated_fragments) {