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[PATCH] Linux: Create Netlink socket with SOCK_CLOEXEC in __check_pf [BZ #15722]
- From: fweimer at redhat dot com (Florian Weimer)
- To: libc-alpha at sourceware dot org
- Date: Mon, 18 Jun 2018 13:08:16 +0200
- Subject: [PATCH] Linux: Create Netlink socket with SOCK_CLOEXEC in __check_pf [BZ #15722]
2018-06-18 Florian Weimer <fweimer@redhat.com>
[BZ #15722]
* sysdeps/unix/sysv/linux/check_pf.c (__check_pf): Create Netlink
socket with SOCK_CLOEXEC.
diff --git a/sysdeps/unix/sysv/linux/check_pf.c b/sysdeps/unix/sysv/linux/check_pf.c
index 36326abe80..04cd104aec 100644
--- a/sysdeps/unix/sysv/linux/check_pf.c
+++ b/sysdeps/unix/sysv/linux/check_pf.c
@@ -313,7 +313,7 @@ __check_pf (bool *seen_ipv4, bool *seen_ipv6,
}
else
{
- int fd = __socket (PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
+ int fd = __socket (PF_NETLINK, SOCK_RAW | SOCK_CLOEXEC, NETLINK_ROUTE);
if (__glibc_likely (fd >= 0))
{