Re: [PATCH 5.15 000/107] 5.15.66-rc1 review

Greg Kroah-Hartman
2022-09-07T05:49:41Z

On Tue, Sep 06, 2022 at 09:46:37PM +0100, Sudip Mukherjee wrote:
> Hi Greg,
>
> On Tue, Sep 6, 2022 at 2:37 PM Greg Kroah-Hartman
> <gregkh@linuxfoundation.org> wrote:
> >
> > This is the start of the stable review cycle for the 5.15.66 release.
> > There are 107 patches in this series, all will be posted as a response
> > to this one. If anyone has any issues with these being applied, please
> > let me know.
> >
> > Responses should be made by Thu, 08 Sep 2022 13:27:58 +0000.
> > Anything received after that time might be too late.
>
> My test pipelines are still running, but x86_64 allmodconfig failed
> with gcc-12 with the error:
>
> drivers/net/wwan/iosm/iosm_ipc_protocol_ops.c: In function
> 'ipc_protocol_dl_td_process':
> drivers/net/wwan/iosm/iosm_ipc_protocol_ops.c:406:13: error: the
> comparison will always evaluate as 'true' for the address of 'cb' will
> never be NULL [-Werror=address]
> 406 | if (!IPC_CB(skb)) {
> | ^
> In file included from drivers/net/wwan/iosm/iosm_ipc_imem.h:9,
> from drivers/net/wwan/iosm/iosm_ipc_protocol.h:9,
> from drivers/net/wwan/iosm/iosm_ipc_protocol_ops.c:6:
> ./include/linux/skbuff.h:794:33: note: 'cb' declared here
> 794 | char cb[48] __aligned(8);
>
> It will need dbbc7d04c549 ("net: wwan: iosm: remove pointless null check").

Thanks, I have not been testing any branches with gcc12 just yet because
of these issues :(