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path: root/package/kernel/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch
blob: c803c1ac84a58b5654a6beb0bb3d33f76c78e109 (plain)
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--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -18,6 +18,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/time.h>
+#include <linux/etherdevice.h>
 #include <asm/unaligned.h>
 
 #include "hw.h"
@@ -513,8 +514,16 @@ static int ath9k_hw_init_macaddr(struct 
 		common->macaddr[2 * i] = eeval >> 8;
 		common->macaddr[2 * i + 1] = eeval & 0xff;
 	}
-	if (sum == 0 || sum == 0xffff * 3)
-		return -EADDRNOTAVAIL;
+	if (!is_valid_ether_addr(common->macaddr)) {
+		ath_err(common,
+			"eeprom contains invalid mac address: %pM\n",
+			common->macaddr);
+
+		random_ether_addr(common->macaddr);
+		ath_err(common,
+			"random mac address will be used: %pM\n",
+			common->macaddr);
+	}
 
 	return 0;
 }