Linux: Create Netlink socket with SOCK_CLOEXEC in __check_pf [BZ #15722]
Commit Message
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.
Comments
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.
@@ -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))
{