be2net: Fix memset() arg ordering.

Noticed by Ben Hutchings.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 90c5661..6f26338 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -2168,7 +2168,7 @@
 	cmd->va = pci_alloc_consistent(adapter->pdev, cmd->size, &cmd->dma);
 	if (cmd->va == NULL)
 		return -1;
-	memset(cmd->va, cmd->size, 0);
+	memset(cmd->va, 0, cmd->size);
 	return 0;
 }