From: Kevin Harwell <kharwell@digium.com>
Date: Fri, 30 Aug 2013 15:22:35 +0000 (+0000)
Subject: Check return value on fwrite
X-Git-Tag: 11.6.0-rc1~3^2~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3e0157c46f8b4b3b89fcf63007cbb986eae61ae5;p=thirdparty%2Fasterisk.git

Check return value on fwrite

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/11@398000 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/main/asterisk.c b/main/asterisk.c
index 86825f487c..0121e05759 100644
--- a/main/asterisk.c
+++ b/main/asterisk.c
@@ -1950,7 +1950,7 @@ static int console_log_verbose(const char *s)
 
 	char prefix[80];
 	const char *c = s;
-	int res = 0;
+	int num, res = 0;
 
 	do {
 		if (VERBOSE_HASMAGIC(s)) {
@@ -1988,7 +1988,10 @@ static int console_log_verbose(const char *s)
 			fputs(prefix, stdout);
 		}
 
-		fwrite(c, sizeof(char), s - c, stdout);
+		num = s - c;
+		if (fwrite(c, sizeof(char), num, stdout) < num) {
+			break;
+		}
 
 		if (!res) {
 			/* if at least some info has been written