PCI: endpoint: pci-epf-test: Clean up pci_epf_test_unbind()

Clean up pci_epf_test_unbind() by using a continue if we did not allocate
memory for the BAR index. This reduces the indentation level by one.

This makes pci_epf_test_unbind() more similar to pci_epf_test_set_bar().

Link: https://lore.kernel.org/linux-pci/[email protected]
Signed-off-by: Niklas Cassel <[email protected]>
Signed-off-by: Krzysztof Wilczyński <[email protected]>
Reviewed-by: Manivannan Sadhasivam <[email protected]>

Author: floatious

drivers/pci/endpoint/functions/pci-epf-test.c

@@ -690,20 +690,18 @@ static void pci_epf_test_unbind(struct pci_epf *epf)
 {
 	struct pci_epf_test *epf_test = epf_get_drvdata(epf);
 	struct pci_epc *epc = epf->epc;
-	struct pci_epf_bar *epf_bar;
 	int bar;
 
 	cancel_delayed_work(&epf_test->cmd_handler);
 	pci_epf_test_clean_dma_chan(epf_test);
 	for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) {
-		epf_bar = &epf->bar[bar];
+		if (!epf_test->reg[bar])
+			continue;
 
-		if (epf_test->reg[bar]) {
-			pci_epc_clear_bar(epc, epf->func_no, epf->vfunc_no,
-					  epf_bar);
-			pci_epf_free_space(epf, epf_test->reg[bar], bar,
-					   PRIMARY_INTERFACE);
-		}
+		pci_epc_clear_bar(epc, epf->func_no, epf->vfunc_no,
+				  &epf->bar[bar]);
+		pci_epf_free_space(epf, epf_test->reg[bar], bar,
+				   PRIMARY_INTERFACE);
 	}
 }