linux-kernel - [PATCH 22/33] x86/fpu: Fix boolreturn.cocci warnings

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Date:   Sat, 23 Sep 2017 15:00:05 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Eric Biggers <ebiggers3@...il.com>,
        Andy Lutomirski <luto@...capital.net>,
        Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Fenghua Yu <fenghua.yu@...el.com>,
        "H . Peter Anvin" <hpa@...or.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Oleg Nesterov <oleg@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Rik van Riel <riel@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Yu-cheng Yu <yu-cheng.yu@...el.com>
Subject: [PATCH 22/33] x86/fpu: Fix boolreturn.cocci warnings

From: kbuild test robot <fengguang.wu@...el.com>

arch/x86/kernel/fpu/xstate.c:931:9-10: WARNING: return of 0/1 in function 'xfeatures_mxcsr_quirk' with return type bool

 Return statements in functions returning bool should use true/false instead of 1/0.

Generated by: scripts/coccinelle/misc/boolreturn.cocci

Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Cc: Borislav Petkov <bp@...e.de>
Cc: Dave Hansen <dave.hansen@...ux.intel.com>
Cc: Fenghua Yu <fenghua.yu@...el.com>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Rik van Riel <riel@...hat.com>
Cc: Yu-cheng Yu <yu-cheng.yu@...el.com>
Cc: kbuild-all@...org
Cc: tipbuild@...or.com
Link: http://lkml.kernel.org/r/20170306004553.GA25764@lkp-wsm-ep1
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/fpu/xstate.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c
index 41c52256bdce..fda1109cc355 100644
--- a/arch/x86/kernel/fpu/xstate.c
+++ b/arch/x86/kernel/fpu/xstate.c
@@ -929,12 +929,12 @@ int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
 static inline bool xfeatures_mxcsr_quirk(u64 xfeatures)
 {
 	if (!(xfeatures & (XFEATURE_MASK_SSE|XFEATURE_MASK_YMM)))
-		return 0;
+		return false;
 
 	if (xfeatures & XFEATURE_MASK_FP)
-		return 0;
+		return false;
 
-	return 1;
+	return true;
 }
 
 /*
-- 
2.11.0