1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index 8801f1f986e5..2e5debc0373c 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -20,6 +20,7 @@
 #include <linux/if_ether.h>
 #include <linux/netdevice.h>
 #include <linux/random.h>
+#include <linux/crc32.h>
 #include <asm/unaligned.h>
 #include <asm/bitsperlong.h>
 
@@ -266,6 +267,17 @@ static inline void eth_hw_addr_random(struct net_device *dev)
 }
 
 /**
+ * eth_hw_addr_crc - Calculate CRC from netdev_hw_addr
+ * @ha: pointer to hardware address
+ *
+ * Calculate CRC from a hardware address as basis for filter hashes.
+ */
+static inline u32 eth_hw_addr_crc(struct netdev_hw_addr *ha)
+{
+	return ether_crc(ETH_ALEN, ha->addr);
+}
+
+/**
  * ether_addr_copy - Copy an Ethernet address
  * @dst: Pointer to a six-byte array Ethernet address destination
  * @src: Pointer to a six-byte array Ethernet address source