[PATCH] Linux: Create Netlink socket with SOCK_CLOEXEC in __check_pf [BZ #15722]

[Adhemerval Zanella]

On 18/06/2018 08:08, Florian Weimer wrote:
> 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))
>  	{
> 

LGTM, thanks.