Re: [PATCH] RDMA/qedr: fix build error without ipv6

From: Doug Ledford
Date: Fri Sep 22 2017 - 11:57:29 EST


On Tue, 2017-09-05 at 16:59 +0200, Arnd Bergmann wrote:
> When CONFIG_IPV6 disabled, we run into a link error:
>
> drivers/infiniband/hw/qedr/qedr_iw_cm.o: In function
> `qedr_addr6_resolve.isra.3':
> qedr_iw_cm.c:(.text+0x4e0): undefined reference to
> `ip6_route_output_flags'
>
> The ipv6 handling code is obviously not needed here, so this
> adds a compile-time check for the Kconfig symbol in all three
> places in the code that decide between ipv4 and ipv6.
>
> We don't have to worry about a link error wtih QEDR=y/IPV6=m, as
> that configuration is already prohibited by CONFIG_INFINIBAND
> depending on "m || IPV6 != m".
>
> Fixes: e411e0587e0d ("RDMA/qedr: Add iWARP connection management
> functions")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Thanks, applied to for-next area.

--
Doug Ledford <dledford@xxxxxxxxxx>
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