On Sat, Oct 22, 2022 at 03:35:48PM +1100, Scott J. Crouch wrote: > This fixes the following sparse error: > > warning: symbol 'vchiq_platform_init' was not declared. Should it be static? > > Signed-off-by: Scott J. Crouch <scottjcrouch@xxxxxxxxx> > --- > drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c > index dc33490ba7fb..ffa517077b80 100644 > --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c > +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c > @@ -462,7 +462,7 @@ free_pagelist(struct vchiq_instance *instance, struct vchiq_pagelist_info *pagel > cleanup_pagelistinfo(instance, pagelistinfo); > } > > -int vchiq_platform_init(struct platform_device *pdev, struct vchiq_state *state) > +static int vchiq_platform_init(struct platform_device *pdev, struct vchiq_state *state) > { > struct device *dev = &pdev->dev; > struct vchiq_drvdata *drvdata = platform_get_drvdata(pdev); > -- > 2.37.3 > > Nice try, but this breaks the build in a very horrible and strange way that no one has been able to figure out yet: CC [M] drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.o In file included from drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:16: In function ‘memcpy_to_page’, inlined from ‘free_pagelist’ at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:433:4, inlined from ‘vchiq_complete_bulk’ at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:648:3: ./include/linux/highmem.h:377:9: error: argument 2 null where non-null expected [-Werror=nonnull] 377 | memcpy(to + offset, from, len); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from ./arch/x86/include/asm/string.h:5, from ./include/linux/string.h:20, from ./include/linux/bitmap.h:11, from ./include/linux/cpumask.h:12, from ./arch/x86/include/asm/cpumask.h:5, from ./arch/x86/include/asm/msr.h:11, from ./arch/x86/include/asm/processor.h:22, from ./arch/x86/include/asm/timex.h:5, from ./include/linux/timex.h:67, from ./include/linux/time32.h:13, from ./include/linux/time.h:60, from ./include/linux/stat.h:19, from ./include/linux/module.h:13, from drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:8: drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c: In function ‘vchiq_complete_bulk’: ./arch/x86/include/asm/string_64.h:19:14: note: in a call to function ‘memcpy’ declared ‘nonnull’ 19 | extern void *memcpy(void *to, const void *from, size_t len); | ^~~~~~ In file included from drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:16: In function ‘memcpy_to_page’, inlined from ‘free_pagelist’ at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:440:4, inlined from ‘vchiq_complete_bulk’ at drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:648:3: ./include/linux/highmem.h:377:9: error: ‘memcpy’ offset 0 is out of the bounds [0, 0] [-Werror=array-bounds] 377 | memcpy(to + offset, from, len); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors So we can't take this patch. Also remember to always test-build your patches before sending them. thanks, greg k-h