[PATCH v2] socket: Do not use AF_NETLINK in __opensock

Florian Weimer fweimer@redhat.com
Wed Nov 17 16:07:04 GMT 2021


It is not possible to use interface ioctls with netlink sockets
in all Linux kernels.

---
v2: Comment updated.
 socket/opensock.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/socket/opensock.c b/socket/opensock.c
index ff94d27a61..3e35821f91 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;



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