From: Zhiyong Yang <zhiyong.yang@intel.com>
Date: Thu, 3 Aug 2017 01:21:50 +0000 (+0800)
Subject: net/virtio: replace magic number with PCI constant
X-Git-Tag: spdx-start~1670
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=0373ab9bfca60cbc62b2f5dc9a914b5ece63ba31;p=dpdk.git

net/virtio: replace magic number with PCI constant

To use macro instead of magic number in order to enhance code
readability.

Signed-off-by: Zhiyong Yang <zhiyong.yang@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Yuanhan Liu <yliu@fridaylinux.org>
---

diff --git a/drivers/net/virtio/virtio_pci.c b/drivers/net/virtio/virtio_pci.c
index e6da6802b2..55b717c03e 100644
--- a/drivers/net/virtio/virtio_pci.c
+++ b/drivers/net/virtio/virtio_pci.c
@@ -553,7 +553,7 @@ get_cfg_addr(struct rte_pci_device *dev, struct virtio_pci_cap *cap)
 	uint32_t offset = cap->offset;
 	uint8_t *base;
 
-	if (bar > 5) {
+	if (bar >= PCI_MAX_RESOURCE) {
 		PMD_INIT_LOG(ERR, "invalid bar: %u", bar);
 		return NULL;
 	}