linux-stable/drivers/soc
Nathan Chancellor 5a1de21ca4 soc: mediatek: pwrap: Zero initialize rdata in pwrap_init_cipher
[ Upstream commit 89e28da828 ]

When building with -Wsometimes-uninitialized, Clang warns:

drivers/soc/mediatek/mtk-pmic-wrap.c:1358:6: error: variable 'rdata' is
used uninitialized whenever '||' condition is true
[-Werror,-Wsometimes-uninitialized]

If pwrap_write returns non-zero, pwrap_read will not be called to
initialize rdata, meaning that we will use some random uninitialized
stack value in our print statement. Zero initialize rdata in case this
happens.

Link: https://github.com/ClangBuiltLinux/linux/issues/401
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-06-22 08:17:15 +02:00
..
bcm soc: bcm: brcmstb: Don't leak device tree node reference 2019-02-12 19:44:53 +01:00
dove
fsl soc: fsl: qbman: avoid race in clearing QMan interrupt 2019-03-13 14:04:58 -07:00
mediatek soc: mediatek: pwrap: Zero initialize rdata in pwrap_init_cipher 2019-06-22 08:17:15 +02:00
qcom soc: qcom: gsbi: Fix error handling in gsbi_probe() 2019-04-05 22:29:13 +02:00
renesas
rockchip
samsung
sunxi
tegra soc/tegra: pmc: Drop locking from tegra_powergate_is_powered() 2019-04-20 09:07:53 +02:00
ti
ux500
versatile
Kconfig
Makefile