[PATCH] cfg80211: fix signed macaddress in sysfs

Fix signedness mixup making mac addresses show up strangely
(like 00:11:22:33:44:ffffffaa) in /sys/class/ieee80211/*/macaddress.

Signed-off-by: David Lamparter <equinox@diac24.net>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c
index 3ebae14..88aaacd 100644 (file)
--- a/net/wireless/sysfs.c
+++ b/net/wireless/sysfs.c
@@ -33,7 +33,7 @@ static ssize_t _show_permaddr(struct device *dev,
                              struct device_attribute *attr,
                              char *buf)
 {
-       char *addr = dev_to_rdev(dev)->wiphy.perm_addr;
+       unsigned char *addr = dev_to_rdev(dev)->wiphy.perm_addr;
 
        return sprintf(buf, "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
                       addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]);