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-rw-r--r--drivers/net/wireless/libertas/debugfs.c41
1 files changed, 4 insertions, 37 deletions
diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c
index 3ad1e0339ed0..51dfd202f558 100644
--- a/drivers/net/wireless/libertas/debugfs.c
+++ b/drivers/net/wireless/libertas/debugfs.c
@@ -1772,8 +1772,8 @@ void libertas_debugfs_remove_one(wlan_private *priv)
/* debug entry */
-#define item_size(n) (sizeof ((wlan_adapter *)0)->n)
-#define item_addr(n) ((u32) &((wlan_adapter *)0)->n)
+#define item_size(n) (FIELD_SIZEOF(wlan_adapter, n))
+#define item_addr(n) (offsetof(wlan_adapter, n))
struct debug_data {
char name[32];
@@ -1789,40 +1789,7 @@ static struct debug_data items[] = {
{"psstate", item_size(psstate), item_addr(psstate)},
};
-static int num_of_items = sizeof(items) / sizeof(items[0]);
-
-/**
- * @brief convert string to number
- *
- * @param s pointer to numbered string
- * @return converted number from string s
- */
-static int string_to_number(char *s)
-{
- int r = 0;
- int base = 0;
-
- if ((strncmp(s, "0x", 2) == 0) || (strncmp(s, "0X", 2) == 0))
- base = 16;
- else
- base = 10;
-
- if (base == 16)
- s += 2;
-
- for (s = s; *s != 0; s++) {
- if ((*s >= 48) && (*s <= 57))
- r = (r * base) + (*s - 48);
- else if ((*s >= 65) && (*s <= 70))
- r = (r * base) + (*s - 55);
- else if ((*s >= 97) && (*s <= 102))
- r = (r * base) + (*s - 87);
- else
- break;
- }
-
- return r;
-}
+static int num_of_items = ARRAY_SIZE(items);
/**
* @brief proc read function
@@ -1912,7 +1879,7 @@ static int wlan_debugfs_write(struct file *f, const char __user *buf,
if (!p2)
break;
p2++;
- r = string_to_number(p2);
+ r = simple_strtoul(p2, NULL, 0);
if (d[i].size == 1)
*((u8 *) d[i].addr) = (u8) r;
else if (d[i].size == 2)