netdev - RE: GCC 12 warnings

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Message-ID: <8608c7da4cfc45889f450a538fb0b443@AcuMS.aculab.com>
Date:   Fri, 20 May 2022 21:43:03 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Jakub Kicinski' <kuba@...nel.org>,
        Kees Cook <keescook@...omium.org>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: GCC 12 warnings

From: Jakub Kicinski
> Sent: 20 May 2022 18:24
...
> > +ifeq ($(KBUILD_EXTRA_WARN),)
> > +CFLAGS_kvaser_usb_hydra.o += -Wno-array-bounds
> > +endif
> 
> Ah, thanks, I must have tried -Wno-array-bounds before I figured out
> the condition and reverted back to full $(call cc-disable-warning, ..)
> Let me redo the patches.

I think you need a check that the compiler actually supports
-Wno-array-bounds.
But that only needs be done once, not for every file
that needs the option.

	David

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