mwifiex: pcie: stop checking for NULL adapter->card

It should never be NULL here, and to think otherwise makes things
confusing.
Signed-off-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/marvell/mwifiex/pcie.c

@@ -3015,11 +3015,9 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
 static void mwifiex_unregister_dev(struct mwifiex_adapter *adapter)
 {
 	struct pcie_service_card *card = adapter->card;
-	struct pci_dev *pdev;
+	struct pci_dev *pdev = card->dev;
 	int i;
 
-	if (card) {
-		pdev = card->dev;
 	if (card->msix_enable) {
 		for (i = 0; i < MWIFIEX_NUM_MSIX_VECTORS; i++)
 			synchronize_irq(card->msix_entries[i].vector);
@@ -3039,7 +3037,6 @@ static void mwifiex_unregister_dev(struct mwifiex_adapter *adapter)
 			pci_disable_msi(pdev);
 	}
 	card->adapter = NULL;
-	}
 }
 
 /* This function initializes the PCI-E host memory space, WCB rings, etc.
@@ -3122,7 +3119,6 @@ static void mwifiex_pcie_down_dev(struct mwifiex_adapter *adapter)
 	adapter->seq_num = 0;
 	adapter->tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K;
 
-	if (card) {
 	if (reg->sleep_cookie)
 		mwifiex_pcie_delete_sleep_cookie_buf(adapter);
 
@@ -3131,9 +3127,6 @@ static void mwifiex_pcie_down_dev(struct mwifiex_adapter *adapter)
 	mwifiex_pcie_delete_rxbd_ring(adapter);
 	mwifiex_pcie_delete_txbd_ring(adapter);
 	card->cmdrsp_buf = NULL;
-	}
-
-	return;
 }
 
 static struct mwifiex_if_ops pcie_ops = {