package/kernel/mac80211/patches/402-ath9k-fix-invalid-mac-address-handling.patch

   1 --- a/drivers/net/wireless/ath/ath9k/hw.c
   2 +++ b/drivers/net/wireless/ath/ath9k/hw.c
   3 @@ -17,6 +17,7 @@
   4  #include <linux/io.h>
   5  #include <linux/slab.h>
   6  #include <linux/module.h>
   7 +#include <linux/etherdevice.h>
   8  #include <asm/unaligned.h>
   9
  10  #include "hw.h"
  11 @@ -513,8 +514,16 @@ static int ath9k_hw_init_macaddr(struct
  12                 common->macaddr[2 * i] = eeval >> 8;
  13                 common->macaddr[2 * i + 1] = eeval & 0xff;
  14         }
  15 -       if (sum == 0 || sum == 0xffff * 3)
  16 -               return -EADDRNOTAVAIL;
  17 +       if (!is_valid_ether_addr(common->macaddr)) {
  18 +               ath_err(common,
  19 +                       "eeprom contains invalid mac address: %pM\n",
  20 +                       common->macaddr);
  21 +
  22 +               random_ether_addr(common->macaddr);
  23 +               ath_err(common,
  24 +                       "random mac address will be used: %pM\n",
  25 +                       common->macaddr);
  26 +       }
  27
  28         return 0;
  29  }