Bluetooth: Use strict_strtoul instead of simple_strtoul

Use strict_strtoul as suggested by checkpatch.pl for more strict input
checking.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>

diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index a978449..463ffa4 100644 (file)
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -281,11 +281,9 @@ static ssize_t show_idle_timeout(struct device *dev, struct device_attribute *at
 static ssize_t store_idle_timeout(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
        struct hci_dev *hdev = dev_get_drvdata(dev);
-       char *ptr;
-       __u32 val;
+       unsigned long val;
 
-       val = simple_strtoul(buf, &ptr, 10);
-       if (ptr == buf)
+       if (strict_strtoul(buf, 0, &val) < 0)
                return -EINVAL;
 
        if (val != 0 && (val < 500 || val > 3600000))
@@ -305,11 +303,9 @@ static ssize_t show_sniff_max_interval(struct device *dev, struct device_attribu
 static ssize_t store_sniff_max_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
        struct hci_dev *hdev = dev_get_drvdata(dev);
-       char *ptr;
-       __u16 val;
+       unsigned long val;
 
-       val = simple_strtoul(buf, &ptr, 10);
-       if (ptr == buf)
+       if (strict_strtoul(buf, 0, &val) < 0)
                return -EINVAL;
 
        if (val < 0x0002 || val > 0xFFFE || val % 2)
@@ -332,11 +328,9 @@ static ssize_t show_sniff_min_interval(struct device *dev, struct device_attribu
 static ssize_t store_sniff_min_interval(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
        struct hci_dev *hdev = dev_get_drvdata(dev);
-       char *ptr;
-       __u16 val;
+       unsigned long val;
 
-       val = simple_strtoul(buf, &ptr, 10);
-       if (ptr == buf)
+       if (strict_strtoul(buf, 0, &val) < 0)
                return -EINVAL;
 
        if (val < 0x0002 || val > 0xFFFE || val % 2)