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patch #8480 Fix handling of dns_seqno wraparound

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Simon Goldschmidt
2014-09-17 22:52:58 +02:00
parent f1e023af85
commit aa6f6bc3aa
2 changed files with 4 additions and 1 deletions
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2
src/core/dns.c
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@@ -1161,7 +1161,7 @@ dns_enqueue(const char *name, size_t hostnamelen, dns_found_callback found,
}
/* check if this is the oldest completed entry */
if (entry->state == DNS_STATE_DONE) {
if ((dns_seqno - entry->seqno) > lseq) {
if ((u8_t)(dns_seqno - entry->seqno) > lseq) {
lseq = dns_seqno - entry->seqno;
lseqi = i;
}