diff --git a/drivers/net/stmmac/dwmac1000_core.c b/drivers/net/stmmac/dwmac1000_core.c
index 917b4e16923b800b550fee4502fae7239d67657b..2b2f5c8caf1c52ea010843789417bfb40768366b 100644
--- a/drivers/net/stmmac/dwmac1000_core.c
+++ b/drivers/net/stmmac/dwmac1000_core.c
@@ -220,6 +220,8 @@ struct mac_device_info *dwmac1000_setup(unsigned long ioaddr)
 		((uid & 0x0000ff00) >> 8), (uid & 0x000000ff));
 
 	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+	if (!mac)
+		return NULL;
 
 	mac->mac = &dwmac1000_ops;
 	mac->dma = &dwmac1000_dma_ops;
diff --git a/drivers/net/stmmac/dwmac100_core.c b/drivers/net/stmmac/dwmac100_core.c
index 6f270a0e151afa8974356920ea72584293354e5a..2fb165fa2ba075b256533a7d1058ea00c36f2b33 100644
--- a/drivers/net/stmmac/dwmac100_core.c
+++ b/drivers/net/stmmac/dwmac100_core.c
@@ -179,6 +179,8 @@ struct mac_device_info *dwmac100_setup(unsigned long ioaddr)
 	struct mac_device_info *mac;
 
 	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+	if (!mac)
+		return NULL;
 
 	pr_info("\tDWMAC100\n");
 
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index acf06168694035253c91d584c48c45bde654138f..0bdd3326c94a5fbf06848c0827288fe88bd7e57a 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -1558,15 +1558,15 @@ static int stmmac_mac_device_setup(struct net_device *dev)
 	else
 		device = dwmac100_setup(ioaddr);
 
+	if (!device)
+		return -ENOMEM;
+
 	if (priv->enh_desc) {
 		device->desc = &enh_desc_ops;
 		pr_info("\tEnhanced descriptor structure\n");
 	} else
 		device->desc = &ndesc_ops;
 
-	if (!device)
-		return -ENOMEM;
-
 	priv->hw = device;
 
 	priv->wolenabled = priv->hw->pmt;	/* PMT supported */