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Date: Fri, 22 Jan 2021 15:19:25 +0800 From: Yejune Deng <yejune.deng@...il.com> To: tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, x86@...nel.org, hpa@...or.com, dave.hansen@...ux.intel.com, yu-cheng.yu@...el.com, fenghua.yu@...el.com, tony.luck@...el.com, kan.liang@...ux.intel.com, viro@...iv.linux.org.uk, kevinb@...hat.com Cc: linux-kernel@...r.kernel.org, yejune.deng@...il.com Subject: [PATCH] x86/fpu/xstate: Use sizeof() instead of a constant In fpstate_sanitize_xstate(), use sizeof() instead of a constant, at the same time, remove & and [0]. Signed-off-by: Yejune Deng <yejune.deng@...il.com> --- arch/x86/kernel/fpu/xstate.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index 5d8047441a0a..683749b80ae2 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -167,14 +167,14 @@ void fpstate_sanitize_xstate(struct fpu *fpu) fx->fop = 0; fx->rip = 0; fx->rdp = 0; - memset(&fx->st_space[0], 0, 128); + memset(fx->st_space, 0, sizeof(fx->st_space)); } /* * SSE is in init state */ if (!(xfeatures & XFEATURE_MASK_SSE)) - memset(&fx->xmm_space[0], 0, 256); + memset(fx->xmm_space, 0, sizeof(fx->xmm_space)); /* * First two features are FPU and SSE, which above we handled -- 2.29.0
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