linux-kernel - [PATCH 2/2] KVM: kvm_para_has

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Message-Id: <1447471267-3918-2-git-send-email-baiyaowei@cmss.chinamobile.com>
Date:	Sat, 14 Nov 2015 11:21:07 +0800
From:	Yaowei Bai <baiyaowei@...s.chinamobile.com>
To:	gleb@...nel.org, pbonzini@...hat.com
Cc:	kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] KVM: kvm_para_has_feature can be boolean

This patch makes kvm_para_has_feature return bool due to this
particular function only using either one or zero as its return
value.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@...s.chinamobile.com>
---
 include/linux/kvm_para.h | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/include/linux/kvm_para.h b/include/linux/kvm_para.h
index 00a97bb..35e568f 100644
--- a/include/linux/kvm_para.h
+++ b/include/linux/kvm_para.h
@@ -4,10 +4,8 @@
 #include <uapi/linux/kvm_para.h>
 
 
-static inline int kvm_para_has_feature(unsigned int feature)
+static inline bool kvm_para_has_feature(unsigned int feature)
 {
-	if (kvm_arch_para_features() & (1UL << feature))
-		return 1;
-	return 0;
+	return !!(kvm_arch_para_features() & (1UL << feature));
 }
 #endif /* __LINUX_KVM_PARA_H */
-- 
1.9.1



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