ath6kl: Fix invalid pointer access on fuzz testing with AP mode

[cascardo/linux.git] / drivers / net / wireless / ath / ath6kl / main.c

diff --git a/drivers/net/wireless/ath/ath6kl/main.c b/drivers/net/wireless/ath/ath6kl/main.c
index d4fcfca..5839fc2 100644 (file)
--- a/drivers/net/wireless/ath/ath6kl/main.c
+++ b/drivers/net/wireless/ath/ath6kl/main.c
@@ -29,6 +29,9 @@ struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr)
        struct ath6kl_sta *conn = NULL;
        u8 i, max_conn;
 
+       if (is_zero_ether_addr(node_addr))
+               return NULL;
+
        max_conn = (vif->nw_type == AP_NETWORK) ? AP_MAX_NUM_STA : 0;
 
        for (i = 0; i < max_conn; i++) {