diff options
| author |   Felix Fietkau <nbd@openwrt.org> | 2014-10-25 17:19:35 +0200 |
|---|---|---|
| committer |   John W. Linville <linville@tuxdriver.com> | 2014-10-27 14:16:19 -0400 |
| commit | 5ca06ebe75d933d65722bdb2f064c26a2b087d95 (patch) | |
| tree | 25e639dd111f5a749ac7bc326056a9c4f3740e60 /drivers | |
| parent | ath9k: allow disabling bands via platform data (diff) | |
| download | linux-dev-5ca06ebe75d933d65722bdb2f064c26a2b087d95.tar.xz linux-dev-5ca06ebe75d933d65722bdb2f064c26a2b087d95.zip | |
ath9k: use a random MAC address if the EEPROM address is invalid
Based on OpenWrt patch by Gabor Juhos
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 47f410ed7cd4..ee9fb52cec62 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/time.h> #include <linux/bitops.h> +#include <linux/etherdevice.h> #include <asm/unaligned.h> #include "hw.h" @@ -446,8 +447,16 @@ static int ath9k_hw_init_macaddr(struct ath_hw *ah) 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; } |