Initialize some memory to fix crashes when leaving voicemail. This problem

was fixed by running Asterisk under valgrind.
(closes issue #10746, reported by arcivanov, patched by me)

*** IMPORTANT NOTE:  We need to check to see if this same bug exists elsewhere.


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@82644 65c4cc65-6c06-0410-ace0-fbb531ad65f3

apps/app_voicemail.c

@@ -1783,6 +1783,8 @@ static void make_email_file(FILE *p, char *srcemail, struct ast_vm_user *vmu, in
 #define ENDL "\n"
 #endif
 
+	memset(&tm, 0, sizeof(tm));
+
 	gethostname(host, sizeof(host) - 1);
 	if (strchr(srcemail, '@'))
 		ast_copy_string(who, srcemail, sizeof(who));
@@ -2049,8 +2051,12 @@ static int get_date(char *s, int len)
 {
 	struct tm tm;
 	time_t t;
-	t = time(0);
+
+	time(&t);
+	memset(&tm, 0, sizeof(tm));
+
 	ast_localtime(&t, &tm, NULL);
+
 	return strftime(s, len, "%a %b %e %r %Z %Y", &tm);
 }