Commit a02a9897 authored by Ajay Singh's avatar Ajay Singh Committed by Greg Kroah-Hartman
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staging: wilc1000: use kernel provided struct cast to extract mac header 



To parse the mac header make use of *struct ieee80211_hdr* instead of
extracting individual fields separately using pointer operation.

Signed-off-by: default avatarAjay Singh <ajay.kathat@microchip.com>
Link: https://lore.kernel.org/r/20191122205153.30723-3-adham.abozaeid@microchip.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 856be41e

drivers/staging/wilc1000/netdev.c

+3 −6
Original line number Diff line number Diff line
@@ -96,21 +96,18 @@ void wilc_mac_indicate(struct wilc *wilc) 


static struct net_device *get_if_handler(struct wilc *wilc, u8 *mac_header)

{

	u8 *bssid, *bssid1;

	struct net_device *ndev = NULL;

	struct wilc_vif *vif;



	bssid = mac_header + 10;

	bssid1 = mac_header + 4;

	struct ieee80211_hdr *h = (struct ieee80211_hdr *)mac_header;



	list_for_each_entry_rcu(vif, &wilc->vif_list, list) {

		if (vif->mode == WILC_STATION_MODE)

			if (ether_addr_equal_unaligned(bssid, vif->bssid)) {

			if (ether_addr_equal_unaligned(h->addr2, vif->bssid)) {

				ndev = vif->ndev;

				goto out;

			}

		if (vif->mode == WILC_AP_MODE)

			if (ether_addr_equal_unaligned(bssid1, vif->bssid)) {

			if (ether_addr_equal_unaligned(h->addr1, vif->bssid)) {

				ndev = vif->ndev;

				goto out;

			}