Re: [PATCH] mfd: simple-mfd-i2c: Fix linker error due to new mfd-core dependency

From: Tyler Hicks
Date: Thu Nov 04 2021 - 09:53:52 EST


On 2021-11-04 08:24:28, Lee Jones wrote:
> On Wed, 03 Nov 2021, Tyler Hicks wrote:
>
> > Select CONFIG_MFD_CORE from CONFIG_MFD_SIMPLE_MFD_I2C, now that
> > simple-mfd-i2c.c calls devm_mfd_add_devices(), to fix the following
> > linker error:
> >
> > ld: drivers/mfd/simple-mfd-i2c.o: in function `simple_mfd_i2c_probe':
> > simple-mfd-i2c.c:(.text+0x62): undefined reference to `devm_mfd_add_devices'
> > make: *** [Makefile:1187: vmlinux] Error 1
> >
> > Fixes: c753ea31781a ("mfd: simple-mfd-i2c: Add support for registering devices via MFD cells")
> > Cc: stable@xxxxxxxxxxxxxxx # 5.15.x
> > Signed-off-by: Tyler Hicks <tyhicks@xxxxxxxxxxxxxxxxxxx>
> > ---
> > drivers/mfd/Kconfig | 1 +
> > 1 file changed, 1 insertion(+)
>
> Looks like the same change that has already been applied.
>
> Could you rebase on top of the MFD tree please?

Ah, that commit wasn't in for-mfd-next when I wrote up this patch
yesterday.

I think that the Fixes line in that patch is wrong as I didn't see this
issue in 5.10 and reverting c753ea31781a fixes the build failure.

Tyler

>
> --
> Lee Jones [李琼斯]
> Senior Technical Lead - Developer Services
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