From: Huawei Xie <huawei.xie@intel.com>
Date: Tue, 8 Mar 2016 15:33:41 +0000 (+0800)
Subject: pci: rework ioport map error handling
X-Git-Tag: spdx-start~7516
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=bd80d4730aca2cd7cb6ae82e7f6f2447c65837bc;p=dpdk.git

pci: rework ioport map error handling

Signed-off-by: Huawei Xie <huawei.xie@intel.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
Acked-by: David Marchand <david.marchand@6wind.com>
---

diff --git a/lib/librte_eal/linuxapp/eal/eal_pci.c b/lib/librte_eal/linuxapp/eal/eal_pci.c
index f0299574a2..3c2198a152 100644
--- a/lib/librte_eal/linuxapp/eal/eal_pci.c
+++ b/lib/librte_eal/linuxapp/eal/eal_pci.c
@@ -607,12 +607,11 @@ int
 rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar,
 		       struct rte_pci_ioport *p)
 {
-	int ret;
+	int ret = -1;
 
 	switch (dev->kdrv) {
 #ifdef VFIO_PRESENT
 	case RTE_KDRV_VFIO:
-		ret = -1;
 		if (pci_vfio_is_enabled())
 			ret = pci_vfio_ioport_map(dev, bar, p);
 		break;
@@ -623,10 +622,7 @@ rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar,
 		break;
 	default:
 #if defined(RTE_ARCH_X86)
-		/* special case for x86 ... */
 		ret = pci_ioport_map(dev, bar, p);
-#else
-		ret = -1;
 #endif
 		break;
 	}