wl1271: Fix multicast list handling

Fixes bugs in the multicast list handling:
 - Use atomic memory allocation in non-sleepable context
 - Increment address pointer when iterating list of MC addresses

Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index ae41a70..19dbdb1 100644 (file)
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -1160,7 +1160,7 @@ static u64 wl1271_op_prepare_multicast(struct ieee80211_hw *hw, int mc_count,
         * configure_filter() instead of saving everything in the context.
         */
 
-       fp = kzalloc(sizeof(*fp), GFP_KERNEL);
+       fp = kzalloc(sizeof(*fp), GFP_ATOMIC);
        if (!fp) {
                wl1271_error("Out of memory setting filters.");
                return 0;
@@ -1180,6 +1180,7 @@ static u64 wl1271_op_prepare_multicast(struct ieee80211_hw *hw, int mc_count,
                        fp->mc_list_length++;
                } else
                        wl1271_warning("Unknown mc address length.");
+               mc_list = mc_list->next;
        }
 
        /* FIXME: We still need to set our filters properly */