Re: [PATCH] uapi: fix linux/packet_diag.h userspace compilation error

From: David Miller
Date: Thu Mar 09 2017 - 16:23:29 EST


From: "Dmitry V. Levin" <ldv@xxxxxxxxxxxx>
Date: Tue, 7 Mar 2017 23:50:50 +0300

> Replace MAX_ADDR_LEN with its numeric value to fix the following
> linux/packet_diag.h userspace compilation error:
>
> /usr/include/linux/packet_diag.h:67:17: error: 'MAX_ADDR_LEN' undeclared here (not in a function)
> __u8 pdmc_addr[MAX_ADDR_LEN];
>
> This is not the first case in the UAPI where the numeric value
> of MAX_ADDR_LEN is used instead of symbolic one, uapi/linux/if_link.h
> already does the same:
>
> $ grep MAX_ADDR_LEN include/uapi/linux/if_link.h
> __u8 mac[32]; /* MAX_ADDR_LEN */
>
> There are no UAPI headers besides these two that use MAX_ADDR_LEN.
>
> Signed-off-by: Dmitry V. Levin <ldv@xxxxxxxxxxxx>
> Acked-by: Pavel Emelyanov <xemul@xxxxxxxxxxxxx>

Applied and queued up for -stable.