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iwlwifi: nvm: remove mac address byte swapping in 8000 family

This fixes the byte order copying in the MAO (Mac Override
Section) section from the PNVM, as the byte swapping is not
required anymore in the 8000 family. Due to the byte
swapping, the driver was reporting an incorrect MAC
adddress.

CC: <stable@vger.kernel.org> [4.1]
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Liad Kaufman 10 жил өмнө
parent
commit
be88a1ada9

+ 5 - 7
drivers/net/wireless/iwlwifi/iwl-nvm-parse.c

@@ -540,13 +540,11 @@ static void iwl_set_hw_address_family_8000(struct device *dev,
 		hw_addr = (const u8 *)(mac_override +
 		hw_addr = (const u8 *)(mac_override +
 				 MAC_ADDRESS_OVERRIDE_FAMILY_8000);
 				 MAC_ADDRESS_OVERRIDE_FAMILY_8000);
 
 
-		/* The byte order is little endian 16 bit, meaning 214365 */
-		data->hw_addr[0] = hw_addr[1];
-		data->hw_addr[1] = hw_addr[0];
-		data->hw_addr[2] = hw_addr[3];
-		data->hw_addr[3] = hw_addr[2];
-		data->hw_addr[4] = hw_addr[5];
-		data->hw_addr[5] = hw_addr[4];
+		/*
+		 * Store the MAC address from MAO section.
+		 * No byte swapping is required in MAO section
+		 */
+		memcpy(data->hw_addr, hw_addr, ETH_ALEN);
 
 
 		/*
 		/*
 		 * Force the use of the OTP MAC address in case of reserved MAC
 		 * Force the use of the OTP MAC address in case of reserved MAC