From 018f6611f0513a3133e472648a0debebb08f21a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jarom=C3=ADr=20Smr=C4=8Dek?= <4plague@gmail.com>
Date: Fri, 15 Sep 2023 13:33:55 +0200
Subject: [PATCH] Improved PCI address parsing in intitialization

---
 src/dp_port.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/dp_port.c b/src/dp_port.c
index 7dcc21b5e..4c90b247a 100644
--- 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;