rndis_wlan: make some variables unsigned

These variables can never be less than zero because we cap them in
get_device_pmkids().  Let's make them unsigned here because it's simpler
to not have to worry about negative numbers when we read the code.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index 1bde2eb54255..454f2f182342 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -1790,7 +1790,8 @@ static struct ndis_80211_pmkid *remove_pmkid(struct usbnet *usbdev,
                                                 struct cfg80211_pmksa *pmksa,
                                                 int max_pmkids)
 {
-        int i, count, newlen, err;
+        int i, newlen, err;
+        unsigned int count;
 
         count = le32_to_cpu(pmkids->bssid_info_count);
 
@@ -1830,7 +1831,8 @@ static struct ndis_80211_pmkid *update_pmkid(struct usbnet *usbdev,
                                                 struct cfg80211_pmksa *pmksa,
                                                 int max_pmkids)
 {
-        int i, err, count, newlen;
+        int i, err, newlen;
+        unsigned int count;
 
         count = le32_to_cpu(pmkids->bssid_info_count);