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-rw-r--r--src/vnet/ethernet/ethernet.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/vnet/ethernet/ethernet.h b/src/vnet/ethernet/ethernet.h
index 9a23448b3e6..cc44c4e2cf0 100644
--- a/src/vnet/ethernet/ethernet.h
+++ b/src/vnet/ethernet/ethernet.h
@@ -553,7 +553,7 @@ matched:
// Compare two ethernet macs. Return 1 if they are the same, 0 if different
always_inline u32
-eth_mac_equal (u8 * mac1, u8 * mac2)
+eth_mac_equal (const u8 * mac1, const u8 * mac2)
{
return (*((u32 *) (mac1 + 0)) == *((u32 *) (mac2 + 0)) &&
*((u32 *) (mac1 + 2)) == *((u32 *) (mac2 + 2)));