From: Kevin Harwell <kharwell@digium.com>
Date: Fri, 30 Aug 2013 15:26:56 +0000 (+0000)
Subject: Check return value on fwrite
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e5e8bcf4d616d082b4c5710cc9f259314c00c33c;p=thirdparty%2Fasterisk.git

Check return value on fwrite
........

Merged revisions 398000 from http://svn.asterisk.org/svn/asterisk/branches/11


git-svn-id: https://origsvn.digium.com/svn/asterisk/certified/branches/11.2@398001 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/main/asterisk.c b/main/asterisk.c
index e358ce6592..5e11b71311 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