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virtio: fix check when mapping PCI resources

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According to the api, rte_eal_pci_map_device is only successful when
returning 0.

Fixes: 6ba1f63b5a ("virtio: support specification 1.0")

Signed-off-by: David Marchand <david.marchand@6wind.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>
This commit is contained in:
David Marchand 2016-02-16 21:37:02 +01:00 committed by Thomas Monjalon
parent 25294cd3a6
commit 7a66c72d6c
1 changed files with 1 additions and 1 deletions
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2
drivers/net/virtio/virtio_pci.c
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@ -795,7 +795,7 @@ virtio_read_caps(struct rte_pci_device *dev, struct virtio_hw *hw)
struct virtio_pci_cap cap;
int ret;
if (rte_eal_pci_map_device(dev) < 0) {
if (rte_eal_pci_map_device(dev)) {
PMD_INIT_LOG(DEBUG, "failed to map pci device!");
return -1;
}