X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Flinuxapp%2Feal%2Feal_pci.c;h=5101851a4b4224443f5b3d12a4dd666884d9fec8;hb=1ce8221f37ec49434d9249a4ca25409ac4d114f7;hp=f0299574a23862360e4749b3cc513025cff8938c;hpb=ee4e23ada8cb0fcb566295756d30bd21e757c783;p=dpdk.git

diff --git a/lib/librte_eal/linuxapp/eal/eal_pci.c b/lib/librte_eal/linuxapp/eal/eal_pci.c
index f0299574a2..5101851a4b 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;
@@ -621,14 +620,13 @@ rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar,
 	case RTE_KDRV_UIO_GENERIC:
 		ret = pci_uio_ioport_map(dev, bar, p);
 		break;
-	default:
+	case RTE_KDRV_NONE:
 #if defined(RTE_ARCH_X86)
-		/* special case for x86 ... */
 		ret = pci_ioport_map(dev, bar, p);
-#else
-		ret = -1;
 #endif
 		break;
+	default:
+		break;
 	}
 
 	if (!ret)
@@ -651,12 +649,13 @@ rte_eal_pci_ioport_read(struct rte_pci_ioport *p,
 	case RTE_KDRV_UIO_GENERIC:
 		pci_uio_ioport_read(p, data, len, offset);
 		break;
-	default:
+	case RTE_KDRV_NONE:
 #if defined(RTE_ARCH_X86)
-		/* special case for x86 ... */
 		pci_uio_ioport_read(p, data, len, offset);
 #endif
 		break;
+	default:
+		break;
 	}
 }
 
@@ -674,24 +673,24 @@ rte_eal_pci_ioport_write(struct rte_pci_ioport *p,
 	case RTE_KDRV_UIO_GENERIC:
 		pci_uio_ioport_write(p, data, len, offset);
 		break;
-	default:
+	case RTE_KDRV_NONE:
 #if defined(RTE_ARCH_X86)
-		/* special case for x86 ... */
 		pci_uio_ioport_write(p, data, len, offset);
 #endif
 		break;
+	default:
+		break;
 	}
 }
 
 int
 rte_eal_pci_ioport_unmap(struct rte_pci_ioport *p)
 {
-	int ret;
+	int ret = -1;
 
 	switch (p->dev->kdrv) {
 #ifdef VFIO_PRESENT
 	case RTE_KDRV_VFIO:
-		ret = -1;
 		if (pci_vfio_is_enabled())
 			ret = pci_vfio_ioport_unmap(p);
 		break;
@@ -700,14 +699,13 @@ rte_eal_pci_ioport_unmap(struct rte_pci_ioport *p)
 	case RTE_KDRV_UIO_GENERIC:
 		ret = pci_uio_ioport_unmap(p);
 		break;
-	default:
+	case RTE_KDRV_NONE:
 #if defined(RTE_ARCH_X86)
-		/* special case for x86 ... nothing to do */
 		ret = 0;
-#else
-		ret = -1;
 #endif
 		break;
+	default:
+		break;
 	}
 
 	return ret;