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| author | Dave Martin <Dave.Martin@arm.com> | 2024-07-29 18:20:05 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-10-04 17:28:50 +0300 |
| commit | 32ba3160889e8aced36ac8c7d49fef92f25da113 (patch) | |
| tree | 6c775aa045f469603638c49bc3df69743a177af5 /arch | |
| parent | f0525a641a4ab50f5bd6936b3cd832799a1ae6b0 (diff) | |
| download | linux-32ba3160889e8aced36ac8c7d49fef92f25da113.tar.xz | |
arm64: signal: Fix some under-bracketed UAPI macros
[ Upstream commit fc2220c9b15828319b09384e68399b4afc6276d9 ]
A few SME-related sigcontext UAPI macros leave an argument
unprotected from misparsing during macro expansion.
Add parentheses around references to macro arguments where
appropriate.
Signed-off-by: Dave Martin <Dave.Martin@arm.com>
Fixes: ee072cf70804 ("arm64/sme: Implement signal handling for ZT")
Fixes: 39782210eb7e ("arm64/sme: Implement ZA signal handling")
Reviewed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20240729152005.289844-1-Dave.Martin@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/include/uapi/asm/sigcontext.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm64/include/uapi/asm/sigcontext.h b/arch/arm64/include/uapi/asm/sigcontext.h index f23c1dc3f002..8f003db7a696 100644 --- a/arch/arm64/include/uapi/asm/sigcontext.h +++ b/arch/arm64/include/uapi/asm/sigcontext.h @@ -312,10 +312,10 @@ struct zt_context { ((sizeof(struct za_context) + (__SVE_VQ_BYTES - 1)) \ / __SVE_VQ_BYTES * __SVE_VQ_BYTES) -#define ZA_SIG_REGS_SIZE(vq) ((vq * __SVE_VQ_BYTES) * (vq * __SVE_VQ_BYTES)) +#define ZA_SIG_REGS_SIZE(vq) (((vq) * __SVE_VQ_BYTES) * ((vq) * __SVE_VQ_BYTES)) #define ZA_SIG_ZAV_OFFSET(vq, n) (ZA_SIG_REGS_OFFSET + \ - (SVE_SIG_ZREG_SIZE(vq) * n)) + (SVE_SIG_ZREG_SIZE(vq) * (n))) #define ZA_SIG_CONTEXT_SIZE(vq) \ (ZA_SIG_REGS_OFFSET + ZA_SIG_REGS_SIZE(vq)) @@ -326,7 +326,7 @@ struct zt_context { #define ZT_SIG_REGS_OFFSET sizeof(struct zt_context) -#define ZT_SIG_REGS_SIZE(n) (ZT_SIG_REG_BYTES * n) +#define ZT_SIG_REGS_SIZE(n) (ZT_SIG_REG_BYTES * (n)) #define ZT_SIG_CONTEXT_SIZE(n) \ (sizeof(struct zt_context) + ZT_SIG_REGS_SIZE(n)) |