linux-stable/arch/mips
Kees Cook dced4eaa91 MIPS: BCM47XX: Cast memcmp() of function to (void *)
[ Upstream commit 0dedcf6e33 ]

Clang is especially sensitive about argument type matching when using
__overloaded functions (like memcmp(), etc). Help it see that function
pointers are just "void *". Avoids this error:

arch/mips/bcm47xx/prom.c:89:8: error: no matching function for call to 'memcmp'
                   if (!memcmp(prom_init, prom_init + mem, 32))
                        ^~~~~~
include/linux/string.h:156:12: note: candidate function not viable: no known conversion from 'void (void)' to 'const void *' for 1st argument extern int memcmp(const void *,const void *,__kernel_size_t);

Cc: Hauke Mehrtens <hauke@hauke-m.de>
Cc: "Rafał Miłecki" <zajec5@gmail.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: linux-mips@vger.kernel.org
Cc: Nathan Chancellor <nathan@kernel.org>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: llvm@lists.linux.dev
Reported-by: kernel test robot <lkp@intel.com>
Link: https://lore.kernel.org/lkml/202209080652.sz2d68e5-lkp@intel.com
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-10-24 09:58:09 +02:00
..
alchemy
ar7
ath25
ath79
bcm47xx MIPS: BCM47XX: Cast memcmp() of function to (void *) 2022-10-24 09:58:09 +02:00
bcm63xx
bmips
boot mips: dts: ralink: mt7621: fix external phy on GB-PC2 2022-10-24 09:57:12 +02:00
cavium-octeon
cobalt
configs
crypto
dec
fw
generic
include
ingenic
jazz
kernel
kvm
lantiq
lib
loongson2ef
loongson32 MIPS: Loongson32: Fix PHY-mode being left unspecified 2022-09-28 11:32:14 +02:00
loongson64
math-emu
mm
mti-malta
n64
net
pci
pic32
power
ralink
rb532
sgi-ip22
sgi-ip27 MIPS: SGI-IP27: Fix platform-device leak in bridge_platform_create() 2022-10-24 09:57:02 +02:00
sgi-ip30 MIPS: SGI-IP30: Fix platform-device leak in bridge_platform_create() 2022-10-24 09:57:02 +02:00
sgi-ip32
sibyte
sni
tools
txx9
vdso
vr41xx
Kbuild
Kbuild.platforms
Kconfig
Kconfig.debug
Makefile
Makefile.postlink