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From: Yejune Deng <yejune.deng@gmail.com>
To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
	x86@kernel.org, hpa@zytor.com, dave.hansen@linux.intel.com,
	yu-cheng.yu@intel.com, fenghua.yu@intel.com, tony.luck@intel.com,
	kan.liang@linux.intel.com, viro@zeniv.linux.org.uk,
	kevinb@redhat.com
Cc: linux-kernel@vger.kernel.org, yejune.deng@gmail.com
Subject: [PATCH] x86/fpu/xstate: Use sizeof() instead of a constant
Date: Fri, 22 Jan 2021 15:19:25 +0800	[thread overview]
Message-ID: <20210122071925.41285-1-yejune.deng@gmail.com> (raw)

In fpstate_sanitize_xstate(), use sizeof() instead of a constant,
at the same time, remove & and [0].

Signed-off-by: Yejune Deng <yejune.deng@gmail.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


                 reply	other threads:[~2021-01-22  7:20 UTC|newest]

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