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* [PATCH v2] socket: Do not use AF_NETLINK in __opensock
@ 2021-11-17 16:07 Florian Weimer
  2021-11-18 19:28 ` Adhemerval Zanella
  0 siblings, 1 reply; 2+ messages in thread
From: Florian Weimer @ 2021-11-17 16:07 UTC (permalink / raw)
  To: libc-alpha

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;


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH v2] socket: Do not use AF_NETLINK in __opensock
  2021-11-17 16:07 [PATCH v2] socket: Do not use AF_NETLINK in __opensock Florian Weimer
@ 2021-11-18 19:28 ` Adhemerval Zanella
  0 siblings, 0 replies; 2+ messages in thread
From: Adhemerval Zanella @ 2021-11-18 19:28 UTC (permalink / raw)
  To: Florian Weimer, libc-alpha



On 17/11/2021 13:07, Florian Weimer wrote:
> It is not possible to use interface ioctls with netlink sockets
> in all Linux kernels.

LGTM, thanks.

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

> 
> ---
> 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;
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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