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| author | Martin Kaiser <martin@kaiser.cx> | 2022-07-13 09:55:52 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-07-14 15:47:36 +0200 |
| commit | 724933e37a90cfbaafc8d9e52d15fafc311cc6f2 (patch) | |
| tree | 8fb02b92373016e8d4aef0e167555d6810d383c0 /drivers/staging | |
| parent | c1da5a7befa82c01e06c8ec2059bdc9ed422033b (diff) | |
| download | linux-stable-724933e37a90cfbaafc8d9e52d15fafc311cc6f2.tar.gz linux-stable-724933e37a90cfbaafc8d9e52d15fafc311cc6f2.tar.bz2 linux-stable-724933e37a90cfbaafc8d9e52d15fafc311cc6f2.zip | |
staging: r8188eu: fall back to random mac address
Call eth_random_addr to generate a random mac address if we cannot load
the mac address from the efuses.
Do not use a constant mac address as fallback. This may create conflicts
if we have several r8188eu devices on the network.
Suggested-by: Joe Perches <joe@perches.com>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Reviewed-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220713075552.140927-1-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/r8188eu/hal/usb_halinit.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/staging/r8188eu/hal/usb_halinit.c b/drivers/staging/r8188eu/hal/usb_halinit.c index 695424bbecfc..421fe7c40390 100644 --- a/drivers/staging/r8188eu/hal/usb_halinit.c +++ b/drivers/staging/r8188eu/hal/usb_halinit.c @@ -912,11 +912,10 @@ exit: static void Hal_EfuseParseMACAddr_8188EU(struct adapter *adapt, u8 *hwinfo, bool AutoLoadFail) { - u8 sMacAddr[6] = {0x00, 0xE0, 0x4C, 0x81, 0x88, 0x02}; struct eeprom_priv *eeprom = &adapt->eeprompriv; if (AutoLoadFail) { - memcpy(eeprom->mac_addr, sMacAddr, ETH_ALEN); + eth_random_addr(eeprom->mac_addr); } else { /* Read Permanent MAC address */ memcpy(eeprom->mac_addr, &hwinfo[EEPROM_MAC_ADDR_88EU], ETH_ALEN); |