linux-kernel - [PATCH 3/5] drivers/mtd: map_bankwidth

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Message-Id: <1458873715-3670-4-git-send-email-baiyaowei@cmss.chinamobile.com>
Date:	Fri, 25 Mar 2016 10:41:53 +0800
From:	Yaowei Bai <baiyaowei@...s.chinamobile.com>
To:	dwmw2@...radead.org, computersforpeace@...il.com, richard@....at,
	boris.brezillon@...e-electrons.com
Cc:	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
	baiyaowei@...s.chinamobile.com
Subject: [PATCH 3/5] drivers/mtd: map_bankwidth_supported can be boolean

This patch makes map_bankwidth_supported 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/mtd/map.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
index 58f3ba7..130a1b3 100644
--- a/include/linux/mtd/map.h
+++ b/include/linux/mtd/map.h
@@ -155,7 +155,7 @@ static inline int map_bankwidth(void *map)
 #define MAX_MAP_BANKWIDTH 1
 #endif
 
-static inline int map_bankwidth_supported(int w)
+static inline bool map_bankwidth_supported(int w)
 {
 	switch (w) {
 #ifdef CONFIG_MTD_MAP_BANK_WIDTH_1
@@ -176,10 +176,10 @@ static inline int map_bankwidth_supported(int w)
 #ifdef CONFIG_MTD_MAP_BANK_WIDTH_32
 	case 32:
 #endif
-		return 1;
+		return true;
 
 	default:
-		return 0;
+		return false;
 	}
 }
 
-- 
1.9.1