From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sat, 2 Apr 2016 18:17:30 +0000 (+0200)
Subject: Fix an integer wraparound issue.
X-Git-Tag: 1.2.0~26
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=c86f05364052dad02972a3d5be68c64e68c07221;p=nageru

Fix an integer wraparound issue.
---

diff --git a/mixer.cpp b/mixer.cpp
index 2802329..84335aa 100644
--- a/mixer.cpp
+++ b/mixer.cpp
@@ -123,7 +123,7 @@ void QueueLengthPolicy::update_policy(int queue_length)
 		return;
 	}
 	if (queue_length > 0) {
-		if (++frames_with_at_least_one >= 50) {
+		if (++frames_with_at_least_one >= 50 && safe_queue_length > 0) {
 			--safe_queue_length;
 			fprintf(stderr, "Card %u: Spare frames for more than 50 frames, reducing safe limit to %u frames\n",
 				card_index, safe_queue_length);