From: Vito Caputo <vcaputo@pengaru.com>
Date: Sat, 3 Feb 2018 11:09:08 +0000 (-0800)
Subject: socket-util: fix getpeergroups() assert(fd) (#8080)
X-Git-Tag: v238~153
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=75f40779607ea79f20441c7fb46744d04ee2c7ae;p=thirdparty%2Fsystemd.git

socket-util: fix getpeergroups() assert(fd) (#8080)

Don't assert on zero-value fds.

Fixes #8075.
---

diff --git a/src/basic/socket-util.c b/src/basic/socket-util.c
index 2c70cade14d..bd3cf6f8698 100644
--- a/src/basic/socket-util.c
+++ b/src/basic/socket-util.c
@@ -1008,7 +1008,7 @@ int getpeergroups(int fd, gid_t **ret) {
         socklen_t n = sizeof(gid_t) * 64;
         _cleanup_free_ gid_t *d = NULL;
 
-        assert(fd);
+        assert(fd >= 0);
         assert(ret);
 
         for (;;) {