x86/fpu: Fix boolreturn.cocci warnings

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@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Borislav Petkov <bp@suse.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Eric Biggers <ebiggers3@gmail.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Yu-cheng Yu <yu-cheng.yu@intel.com>
Cc: kbuild-all@01.org
Cc: tipbuild@zytor.com
Link: http://lkml.kernel.org/r/20170306004553.GA25764@lkp-wsm-ep1
Link: http://lkml.kernel.org/r/20170923130016.21448-23-mingo@kernel.orgSigned-off-by: Ingo Molnar <mingo@kernel.org>

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;
 }
 
 /*