This commit cleans a bit ks_wlan_set_pmksa function removing
nonsense comments as well as make use of ether_addr_* family
functions written to not do manually things that were being
here. Minor single if brackets has been removed also.

Signed-off-by: Sergio Paracuellos <sergio.paracuel...@gmail.com>
---
 drivers/staging/ks7010/ks_wlan_net.c | 45 +++++++++++++++++-------------------
 1 file changed, 21 insertions(+), 24 deletions(-)

diff --git a/drivers/staging/ks7010/ks_wlan_net.c 
b/drivers/staging/ks7010/ks_wlan_net.c
index 676f9fd..5553743 100644
--- a/drivers/staging/ks7010/ks_wlan_net.c
+++ b/drivers/staging/ks7010/ks_wlan_net.c
@@ -1691,68 +1691,65 @@ static int ks_wlan_set_pmksa(struct net_device *dev,
 
        switch (pmksa->cmd) {
        case IW_PMKSA_ADD:
-               if (list_empty(&priv->pmklist.head)) {  /* new list */
+               if (list_empty(&priv->pmklist.head)) {
                        for (i = 0; i < PMK_LIST_MAX; i++) {
                                pmk = &priv->pmklist.pmk[i];
-                               if (memcmp("\x00\x00\x00\x00\x00\x00",
-                                          pmk->bssid, ETH_ALEN) == 0)
-                                       break; /* loop */
+                               if (is_zero_ether_addr(pmk->bssid))
+                                       break;
                        }
-                       memcpy(pmk->bssid, pmksa->bssid.sa_data, ETH_ALEN);
+                       ether_addr_copy(pmk->bssid, pmksa->bssid.sa_data);
                        memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
                        list_add(&pmk->list, &priv->pmklist.head);
                        priv->pmklist.size++;
-                       break;  /* case */
+                       break;
                }
                /* search cache data */
                list_for_each(ptr, &priv->pmklist.head) {
                        pmk = list_entry(ptr, struct pmk, list);
-                       if (memcmp(pmksa->bssid.sa_data, pmk->bssid, ETH_ALEN) 
== 0) {
+                       if (ether_addr_equal(pmksa->bssid.sa_data, pmk->bssid)) 
{
                                memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
                                list_move(&pmk->list, &priv->pmklist.head);
-                               break; /* list_for_each */
+                               break;
                        }
                }
-               if (ptr != &priv->pmklist.head) /* not find address. */
-                       break;  /* case */
-
-               if (priv->pmklist.size < PMK_LIST_MAX) {        /* new cache 
data */
+               /* not find address. */
+               if (ptr != &priv->pmklist.head)
+                       break;
+               /* new cache data */
+               if (priv->pmklist.size < PMK_LIST_MAX) {
                        for (i = 0; i < PMK_LIST_MAX; i++) {
                                pmk = &priv->pmklist.pmk[i];
-                               if (memcmp("\x00\x00\x00\x00\x00\x00",
-                                          pmk->bssid, ETH_ALEN) == 0)
-                                       break; /* loop */
+                               if (is_zero_ether_addr(pmk->bssid))
+                                       break;
                        }
-                       memcpy(pmk->bssid, pmksa->bssid.sa_data, ETH_ALEN);
+                       ether_addr_copy(pmk->bssid, pmksa->bssid.sa_data);
                        memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
                        list_add(&pmk->list, &priv->pmklist.head);
                        priv->pmklist.size++;
-               } else {        /* overwrite old cache data */
+               } else { /* overwrite old cache data */
                        pmk = list_entry(priv->pmklist.head.prev, struct pmk,
                                         list);
-                       memcpy(pmk->bssid, pmksa->bssid.sa_data, ETH_ALEN);
+                       ether_addr_copy(pmk->bssid, pmksa->bssid.sa_data);
                        memcpy(pmk->pmkid, pmksa->pmkid, IW_PMKID_LEN);
                        list_move(&pmk->list, &priv->pmklist.head);
                }
                break;
        case IW_PMKSA_REMOVE:
-               if (list_empty(&priv->pmklist.head)) {  /* list empty */
+               if (list_empty(&priv->pmklist.head))
                        return -EINVAL;
-               }
                /* search cache data */
                list_for_each(ptr, &priv->pmklist.head) {
                        pmk = list_entry(ptr, struct pmk, list);
-                       if (memcmp(pmksa->bssid.sa_data, pmk->bssid, ETH_ALEN) 
== 0) {
+                       if (ether_addr_equal(pmksa->bssid.sa_data, pmk->bssid)) 
{
                                eth_zero_addr(pmk->bssid);
                                memset(pmk->pmkid, 0, IW_PMKID_LEN);
                                list_del_init(&pmk->list);
                                break;
                        }
                }
-               if (ptr == &priv->pmklist.head) {       /* not find address. */
+               /* not find address. */
+               if (ptr == &priv->pmklist.head)
                        return 0;
-               }
-
                break;
        case IW_PMKSA_FLUSH:
                memset(&priv->pmklist, 0, sizeof(priv->pmklist));
-- 
2.7.4

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