linux-kernel - [PATCH v2 05/21] hp100: use match

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Message-ID: <1527765086-19873-6-git-send-email-xieyisheng1@huawei.com>
Date:   Thu, 31 May 2018 19:11:10 +0800
From:   Yisheng Xie <xieyisheng1@...wei.com>
To:     <linux-kernel@...r.kernel.org>
CC:     <andy.shevchenko@...il.com>, Yisheng Xie <xieyisheng1@...wei.com>,
        Jaroslav Kysela <perex@...ex.cz>, <netdev@...r.kernel.org>
Subject: [PATCH v2 05/21] hp100: use match_string() helper

match_string() returns the index of an array for a matching string,
which can be used instead of open coded variant.

Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>
Cc: Jaroslav Kysela <perex@...ex.cz>
Cc: netdev@...r.kernel.org
Signed-off-by: Yisheng Xie <xieyisheng1@...wei.com>
---
v2:
 - add Reviewed-by tag.

 drivers/net/ethernet/hp/hp100.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/hp/hp100.c b/drivers/net/ethernet/hp/hp100.c
index c8c7ad2..84501b3 100644
--- a/drivers/net/ethernet/hp/hp100.c
+++ b/drivers/net/ethernet/hp/hp100.c
@@ -335,7 +335,6 @@ static const char *hp100_read_id(int ioaddr)
 static __init int hp100_isa_probe1(struct net_device *dev, int ioaddr)
 {
 	const char *sig;
-	int i;
 
 	if (!request_region(ioaddr, HP100_REGION_SIZE, "hp100"))
 		goto err;
@@ -351,13 +350,7 @@ static __init int hp100_isa_probe1(struct net_device *dev, int ioaddr)
 	if (sig == NULL)
 		goto err;
 
-	for (i = 0; i < ARRAY_SIZE(hp100_isa_tbl); i++) {
-		if (!strcmp(hp100_isa_tbl[i], sig))
-			break;
-
-	}
-
-	if (i < ARRAY_SIZE(hp100_isa_tbl))
+	if (match_string(hp100_isa_tbl, ARRAY_SIZE(hp100_isa_tbl), sig) >= 0)
 		return hp100_probe1(dev, ioaddr, HP100_BUS_ISA, NULL);
  err:
 	return -ENODEV;
-- 
1.7.12.4