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openwrt-xburst/package/mac80211/patches/403-ath9k-fix-invalid-mac-address-handling.patch
nbd 6850d22cf4 mac80211: backport 2011-01-24 from trunk
git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@25198 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-01-28 13:31:36 +00:00

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733 B
Diff

--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -16,6 +16,7 @@
#include <linux/io.h>
#include <linux/slab.h>
+#include <linux/etherdevice.h>
#include <asm/unaligned.h>
#include "hw.h"
@@ -431,8 +432,16 @@ 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;
}