diff --git a/net/core/dev.c b/net/core/dev.c
index 77530e9..c16a07f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4000,7 +4000,8 @@
 	alloc_size = (sizeof(*dev) + NETDEV_ALIGN_CONST +
 		     (sizeof(struct net_device_subqueue) * (queue_count - 1))) &
 		     ~NETDEV_ALIGN_CONST;
-	alloc_size += sizeof_priv + NETDEV_ALIGN_CONST;
+	if (sizeof_priv)
+		alloc_size += sizeof_priv + NETDEV_ALIGN_CONST;
 
 	p = kzalloc(alloc_size, GFP_KERNEL);
 	if (!p) {