Re: [PATCH net-next] net/socket.c: Remove an unused header file <linux/if_frad.h>

[Jakub Kicinski]

On Thu, 10 Sep 2020 23:07:20 -0700 Xie He wrote:
> This header file is not actually used in this file. Let's remove it.
> 
> Information about this header file:
> 
> This header file comes from the "Frame Relay" module at
>   drivers/net/wan/dlci.c
> 
> The "Frame Relay" module is used by only one hardware driver, at:
>   drivers/net/wan/sdla.c
> 
> Note that the "Frame Relay" module is different from and unrelated to the
> "HDLC Frame Relay" module at:
>   drivers/net/wan/hdlc_fr.c
> 
> I think maybe we can deprecate the "Frame Relay" module because we already
> have the (newer) "HDLC Frame Relay" module.
> 
> Signed-off-by: Xie He <xie.he.0141@xxxxxxxxx>

net/socket.c:1032:6: warning: no previous prototype for ‘dlci_ioctl_set’ [-Wmissing-prototypes]
 1032 | void dlci_ioctl_set(int (*hook) (unsigned int, void __user *))
      |      ^~~~~~~~~~~~~~
net/socket.c:1032:6: warning: symbol 'dlci_ioctl_set' was not declared. Should it be static?