linux-kernel - [PATCH v2] platform/x86: acer-wmi: refactor function has

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Message-ID: <20180806203832.GA11751@embeddedor.com>
Date:   Mon, 6 Aug 2018 15:38:32 -0500
From:   "Gustavo A. R. Silva" <gustavo@...eddedor.com>
To:     "Lee, Chun-Yi" <jlee@...e.com>, Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Joe Perches <joe@...ches.com>,
        David Laight <David.Laight@...lab.com>
Cc:     platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>
Subject: [PATCH v2] platform/x86: acer-wmi: refactor function has_cap

Refactor function has_cap in order to avoid returning integer
values, when instead it should return booleans.

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <gustavo@...eddedor.com>
---
Changes in v2:
	Remove parentheses and unnecessary code. Thank you all for
	the feedback!

 drivers/platform/x86/acer-wmi.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 8952173..3294bb2 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -672,10 +672,7 @@ static void __init find_quirks(void)
 
 static bool has_cap(u32 cap)
 {
-	if ((interface->capability & cap) != 0)
-		return 1;
-
-	return 0;
+	return interface->capability & cap;
 }
 
 /*
-- 
2.7.4