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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