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Date: Thu, 13 Oct 2022 08:19:18 +0200 From: Helge Deller <deller@....de> To: Kees Cook <keescook@...omium.org> Cc: kernel test robot <lkp@...el.com>, linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org Subject: Re: [PATCH] fbdev: MIPS supports iomem addresses On 10/12/22 21:18, Kees Cook wrote: > Add MIPS to fb_* helpers list for iomem addresses. This silences Sparse > warnings about lacking __iomem address space casts: > > drivers/video/fbdev/pvr2fb.c:800:9: sparse: sparse: incorrect type in argument 1 (different address spaces) > drivers/video/fbdev/pvr2fb.c:800:9: sparse: expected void const * > drivers/video/fbdev/pvr2fb.c:800:9: sparse: got char [noderef] __iomem *screen_base > > Reported-by: kernel test robot <lkp@...el.com> > Link: https://lore.kernel.org/lkml/202210100209.tR2Iqbqk-lkp@intel.com/ > Cc: Helge Deller <deller@....de> > Cc: linux-fbdev@...r.kernel.org > Cc: dri-devel@...ts.freedesktop.org > Signed-off-by: Kees Cook <keescook@...omium.org> applied to fbdev git tree. Thanks! Helge > --- > include/linux/fb.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/include/linux/fb.h b/include/linux/fb.h > index 07fcd0e56682..3822734a38c7 100644 > --- a/include/linux/fb.h > +++ b/include/linux/fb.h > @@ -555,7 +555,7 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { > > #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || \ > defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || \ > - defined(__arm__) || defined(__aarch64__) > + defined(__arm__) || defined(__aarch64__) || defined(__mips__) > > #define fb_readb __raw_readb > #define fb_readw __raw_readw
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