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| author | Dave Martin <Dave.Martin@arm.com> | 2024-07-29 16:20:05 +0100 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2024-08-16 11:25:45 +0100 |
| commit | fc2220c9b15828319b09384e68399b4afc6276d9 (patch) | |
| tree | 280deccbc7c3978fa49cb33c21bff348dcf7b1a2 | |
| parent | 6ac96d6f9a8ec3227ceb1e935aeda61bdaeb62ac (diff) | |
arm64: signal: Fix some under-bracketed UAPI macros
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>
| -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 8a45b7a411e0..57f76d82077e 100644 --- a/arch/arm64/include/uapi/asm/sigcontext.h +++ b/arch/arm64/include/uapi/asm/sigcontext.h @@ -320,10 +320,10 @@ 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)) @@ -334,7 +334,7 @@ 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)) |