From: Stephen Rothwell <sfr@canb•auug.org.au>
To: Matteo Croce <mcroce@redhat•com>
Cc: Randy Dunlap <rdunlap@infradead•org>,
Linux Next Mailing List <linux-next@vger•kernel.org>,
Luis Chamberlain <mcgrof@kernel•org>,
Greg Kroah-Hartman <gregkh@linuxfoundation•org>,
linux-kernel@vger•kernel.org,
Andrew Morton <akpm@linux-foundation•org>
Subject: Re: [PATCH] firmware_loader: fix build without sysctl
Date: Fri, 31 May 2019 11:32:16 +1000 [thread overview]
Message-ID: <20190531113216.796bb933@canb.auug.org.au> (raw)
In-Reply-To: <20190531012649.31797-1-mcroce@redhat.com>
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Hi all,
[Just cc'ing Andrew who is currently carrying the patch that this fixes.]
On Fri, 31 May 2019 03:26:49 +0200 Matteo Croce <mcroce@redhat•com> wrote:
>
> firmware_config_table has references to the sysctl code which
> triggers a build failure when CONFIG_PROC_SYSCTL is not set:
>
> ld: drivers/base/firmware_loader/fallback_table.o:(.data+0x30): undefined reference to `sysctl_vals'
> ld: drivers/base/firmware_loader/fallback_table.o:(.data+0x38): undefined reference to `sysctl_vals'
> ld: drivers/base/firmware_loader/fallback_table.o:(.data+0x70): undefined reference to `sysctl_vals'
> ld: drivers/base/firmware_loader/fallback_table.o:(.data+0x78): undefined reference to `sysctl_vals'
>
> Put the firmware_config_table struct under #ifdef CONFIG_PROC_SYSCTL.
>
> Fixes: 6a33853c5773 ("proc/sysctl: add shared variables for range check")
> Reported-by: Randy Dunlap <rdunlap@infradead•org>
> Signed-off-by: Matteo Croce <mcroce@redhat•com>
> ---
> drivers/base/firmware_loader/fallback_table.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/base/firmware_loader/fallback_table.c b/drivers/base/firmware_loader/fallback_table.c
> index 58d4a1263480..18d646777fb9 100644
> --- a/drivers/base/firmware_loader/fallback_table.c
> +++ b/drivers/base/firmware_loader/fallback_table.c
> @@ -23,6 +23,8 @@ struct firmware_fallback_config fw_fallback_config = {
> };
> EXPORT_SYMBOL_GPL(fw_fallback_config);
>
> +#ifdef CONFIG_PROC_SYSCTL
> +
> struct ctl_table firmware_config_table[] = {
> {
> .procname = "force_sysfs_fallback",
> @@ -45,3 +47,5 @@ struct ctl_table firmware_config_table[] = {
> { }
> };
> EXPORT_SYMBOL_GPL(firmware_config_table);
> +
> +#endif
> --
> 2.21.0
>
--
Cheers,
Stephen Rothwell
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next prev parent reply other threads:[~2019-05-31 1:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-31 1:26 [PATCH] firmware_loader: fix build without sysctl Matteo Croce
2019-05-31 1:32 ` Stephen Rothwell [this message]
2019-05-31 1:37 ` Stephen Rothwell
2019-05-31 2:15 ` Randy Dunlap
2019-05-31 9:12 ` Matteo Croce
2019-06-01 2:14 ` Stephen Rothwell
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