From: agupta <abhay@avissol.com>
Date: Tue, 4 Dec 2018 08:10:15 +0000 (+0530)
Subject: app_amd: Fix infinite loop on silent calls
X-Git-Tag: 17.0.0-rc1~92^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7ce6d960d4a2d584810e5c4d46938dbcfeb6d124;p=thirdparty%2Fasterisk.git

app_amd: Fix infinite loop on silent calls

The total time logic will now be executed on calls which
do not pass any media.

ASTERISK-28143

Change-Id: I24726bd29d7e467fc721ca265363417234b22855
---

diff --git a/apps/app_amd.c b/apps/app_amd.c
index 3f805bb9ab..5285287bfb 100644
--- a/apps/app_amd.c
+++ b/apps/app_amd.c
@@ -280,7 +280,7 @@ static void isAnsweringMachine(struct ast_channel *chan, const char *data)
 		int ms = 0;
 
 		/* Figure out how long we waited */
-		if (res > 0) {
+		if (res >= 0) {
 			ms = 2 * maxWaitTimeForFrame - res;
 		}
 
@@ -410,6 +410,14 @@ static void isAnsweringMachine(struct ast_channel *chan, const char *data)
 				}
 
 			}
+		} else {
+			iTotalTime += ms;
+			if (iTotalTime >= totalAnalysisTime) {
+				ast_frfree(f);
+				strcpy(amdStatus , "NOTSURE");
+				sprintf(amdCause , "TOOLONG-%d", iTotalTime);
+				break;
+			}
 		}
 		ast_frfree(f);
 	}