commit 6eaf10cbb78d22eae7999d9de55f6b93999e0860

Author: Florian Weimer <fweimer@redhat.com>

Date:   Mon Nov 22 14:41:14 2021 +0100

    socket: Do not use AF_NETLINK in __opensock

    It is not possible to use interface ioctls with netlink sockets

    on all Linux kernels.

    Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

    (cherry picked from commit 3d981795cd00cc9b73c3ee5087c308361acd62e5)

diff --git a/socket/opensock.c b/socket/opensock.c

index ff94d27a61bd3889..3e35821f91643456 100644

--- a/socket/opensock.c

+++ b/socket/opensock.c

@@ -24,17 +24,10 @@

 int

 __opensock (void)

 {

-  /* SOCK_DGRAM is supported by all address families.  (Netlink does

-     not support SOCK_STREAM.)  */

+  /* SOCK_DGRAM is supported by all address families.  */

   int type = SOCK_DGRAM | SOCK_CLOEXEC;

   int fd;

-#ifdef AF_NETLINK

-  fd = __socket (AF_NETLINK, type, 0);

-  if (fd >= 0)

-    return fd;

-#endif

-

   fd = __socket (AF_UNIX, type, 0);

   if (fd >= 0)

     return fd;