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FS-11715: sanitize negative value for pkt_lost

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Artem Karukov 2019-03-21 12:05:53 +00:00 committed by Dragos Oancea
parent da9c1618c5
commit 500b4c23b0
1 changed files with 2 additions and 0 deletions
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2
src/switch_rtp.c
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@ -1838,6 +1838,8 @@ static void rtcp_generate_report_block(switch_rtp_t *rtp_session, struct switch_
} }
pkt_lost = expected_pkt - stats->period_pkt_count; pkt_lost = expected_pkt - stats->period_pkt_count;
if (pkt_lost < 0) pkt_lost = 0;
stats->cum_lost=stats->cum_lost+pkt_lost; stats->cum_lost=stats->cum_lost+pkt_lost;
if (expected_pkt > 0 && pkt_lost > 0) { if (expected_pkt > 0 && pkt_lost > 0) {
rtcp_report_block->fraction = (uint8_t) (pkt_lost * 256 / expected_pkt); rtcp_report_block->fraction = (uint8_t) (pkt_lost * 256 / expected_pkt);