--- /dev/null
+--- a/ath/if_ath.c 2010-07-13 22:58:23.000000000 +0200
++++ b/ath/if_ath.c 2010-07-13 23:03:20.000000000 +0200
+@@ -63,6 +63,8 @@
+ #include <linux/rtnetlink.h>
+ #include <linux/time.h>
+ #include <linux/pci.h>
++#include <linux/device.h>
++#include <linux/ath5k_platform.h>
+ #include <asm/uaccess.h>
+
+ #include "if_ethersubr.h" /* for ETHER_IS_MULTICAST */
+@@ -587,6 +589,10 @@
+ unsigned int i;
+ int autocreatemode = -1;
+ u_int8_t csz;
++#ifdef ATH_PCI
++ struct ath5k_platform_data *pdata;
++ struct pci_dev *pdev;
++#endif
+
+ sc->devid = devid;
+ #ifdef AR_DEBUG
+@@ -648,6 +654,13 @@
+ }
+ sc->sc_ah = ah;
+
++#ifdef ATH_PCI
++ /* set MAC from ath_platform_data */
++ pdev = (struct pci_dev *)sc->sc_bdev;
++ pdata = pdev->dev.platform_data;
++ if (pdata && pdata->macaddr)
++ ath_hal_setmac(ah, pdata->macaddr);
++#endif
+ /* WAR for AR7100 PCI bug */
+ #ifdef CONFIG_ATHEROS_AR71XX
+ if ((ar_device(sc->devid) >= 5210) && (ar_device(sc->devid) < 5416)) {