drivers/net/wireless/ipw2x00: fix sparse warnings: fix signedness

Fix this sparse warnings:
  drivers/net/wireless/ipw2x00/ipw2100.c:1930:43: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:1938:76: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:1946:67: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:1953:72: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:4071:73: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:4078:43: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:4084:67: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:7141:73: warning: incorrect type in argument 4 (different signedness)
  drivers/net/wireless/ipw2x00/ipw2100.c:8317:48: warning: incorrect type in argument 4 (different signedness)

Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 4 deletions

diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c
index 823c2bf5e31..52b1cf5160f 100644
--- a/drivers/net/wireless/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/ipw2x00/ipw2100.c
@@ -1910,7 +1910,8 @@ static void isr_indicate_associated(struct ipw2100_priv *priv, u32 status)
 {
 
 #define MAC_ASSOCIATION_READ_DELAY (HZ)
-        int ret, len, essid_len;
+        int ret;
+        unsigned int len, essid_len;
         char essid[IW_ESSID_MAX_SIZE];
         u32 txrate;
         u32 chan;
@@ -4058,7 +4059,7 @@ static ssize_t show_bssinfo(struct device *d, struct device_attribute *attr,
         u8 bssid[ETH_ALEN];
         u32 chan = 0;
         char *out = buf;
-        int length;
+        unsigned int length;
         int ret;
 
         if (priv->status & STATUS_RF_KILL_MASK)
@@ -7122,7 +7123,7 @@ static int ipw2100_wx_get_rate(struct net_device *dev,
 {
         struct ipw2100_priv *priv = ieee80211_priv(dev);
         int val;
-        int len = sizeof(val);
+        unsigned int len = sizeof(val);
         int err = 0;
 
         if (!(priv->status & STATUS_ENABLED) ||
@@ -8297,7 +8298,7 @@ static void ipw2100_wx_event_work(struct work_struct *work)
         struct ipw2100_priv *priv =
                 container_of(work, struct ipw2100_priv, wx_event_work.work);
         union iwreq_data wrqu;
-        int len = ETH_ALEN;
+        unsigned int len = ETH_ALEN;
 
         if (priv->status & STATUS_STOPPING)
                 return;