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From:   Ding Xiang <dingxiang@cmss.chinamobile.com>
To:     marcel@holtmann.org, johan.hedberg@gmail.com,
        linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH V2] Bluetooth: bt3c_cs: Fix obsolete function
Date:   Fri, 24 Aug 2018 06:44:25 -0400
Message-Id: <1535107465-5470-1-git-send-email-dingxiang@cmss.chinamobile.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

simple_strtol and simple_strtoul are obsolete, both place
use kstrtoul instead.

V2: fix error tmp += tn

Signed-off-by: Ding Xiang <dingxiang@cmss.chinamobile.com>
---
 drivers/bluetooth/bt3c_cs.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index 25b0cf9..8f03774 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -449,7 +449,7 @@ static int bt3c_load_firmware(struct bt3c_info *info,
 	char *ptr = (char *) firmware;
 	char b[9];
 	unsigned int iobase, tmp;
-	unsigned long size, addr, fcs;
+	unsigned long size, addr, fcs, tn;
 	int i, err = 0;
 
 	iobase = info->p_dev->resource[0]->start;
@@ -490,7 +490,9 @@ static int bt3c_load_firmware(struct bt3c_info *info,
 		memset(b, 0, sizeof(b));
 		for (tmp = 0, i = 0; i < size; i++) {
 			memcpy(b, ptr + (i * 2) + 2, 2);
-			tmp += simple_strtol(b, NULL, 16);
+			if (kstrtoul(b, 16, &tn))
+				return -EINVAL;
+			tmp += tn;
 		}
 
 		if (((tmp + fcs) & 0xff) != 0xff) {
@@ -505,7 +507,8 @@ static int bt3c_load_firmware(struct bt3c_info *info,
 			memset(b, 0, sizeof(b));
 			for (i = 0; i < (size - 4) / 2; i++) {
 				memcpy(b, ptr + (i * 4) + 12, 4);
-				tmp = simple_strtoul(b, NULL, 16);
+				if (kstrtoul(b, 16, &tmp))
+					return -EINVAL;
 				bt3c_put(iobase, tmp);
 			}
 		}
-- 
1.8.3.1