From: Alan T. DeKok <aland@freeradius.org>
Date: Thu, 21 Feb 2013 00:48:00 +0000 (-0500)
Subject: dup may return < 0
X-Git-Tag: release_3_0_0_beta1~963
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3bb1d8a2a3c1cd9cf116f8aeba3b4892502cff7d;p=thirdparty%2Ffreeradius-server.git

dup may return < 0
---

diff --git a/src/main/command.c b/src/main/command.c
index 252691ab510..ad76d797fe9 100644
--- a/src/main/command.c
+++ b/src/main/command.c
@@ -719,7 +719,8 @@ static int command_show_xml(rad_listen_t *listener, UNUSED int argc, UNUSED char
 	FILE *fp;
 
 	fd = dup(listener->fd);
-	if (!fd) return 0;
+	if (fd < 0) return 0;
+
 	fp = fdopen(fd, "a");
 	if (!fp) {
 		cprintf(listener, "ERROR: Can't dup %s\n", strerror(errno));