Improved PCI address parsing in intitialization

ironcore-dev · Sep 15, 2023 · 018f661 · 018f661
1 parent ea268a6
commit 018f661
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/dp_port.c b/src/dp_port.c
@@ -453,8 +453,10 @@ static int dp_port_fill_info(struct dp_port *port)
 	if (!busname || strncmp(busname, "pci", 4) != 0)
 		return DP_ERROR;
 
+	domain_num = 0;  // can be omitted in the name
 	pciaddr = rte_dev_name(info.device);
-	if (sscanf(pciaddr, "%04x:%02x:%02x.%02x", &domain_num, &bus_num, &dev_num, &func_num) != 4)
+	if (sscanf(pciaddr, "%04x:%02x:%02x.%02x", &domain_num, &bus_num, &dev_num, &func_num) != 4
+		&& sscanf(pciaddr, "%02x:%02x.%02x", &bus_num, &dev_num, &func_num) != 3)
 		return DP_ERROR;
 
 	port->pci_addr.domain = domain_num;