pci: fix probing error if no driver found

The rte_eal_pci_probe_one function could return false positive result if
no driver is found for the device.

Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>
Acked-by: David Marchand <david.marchand@6wind.com>

diff --git a/lib/librte_eal/common/eal_common_pci.c b/lib/librte_eal/common/eal_common_pci.c
index 6163b0986908f3926c2e550c853455474c9ac413..6bff6752f53b1e33b6cf61f5acba7070f18fd74f 100644 (file)
--- a/lib/librte_eal/common/eal_common_pci.c
+++ b/lib/librte_eal/common/eal_common_pci.c
@@ -361,7 +361,7 @@ rte_eal_pci_probe_one(const struct rte_pci_addr *addr)
                        continue;
 
                ret = pci_probe_all_drivers(dev);
-               if (ret < 0)
+               if (ret)
                        goto err_return;
                return 0;
        }