From: David Marchand <david.marchand@6wind.com>
Date: Mon, 7 Nov 2016 09:03:29 +0000 (+0100)
Subject: pci: unset driver if probe fails
X-Git-Tag: spdx-start~5393
X-Git-Url: http://git.droids-corp.org/?p=dpdk.git;a=commitdiff_plain;h=d82eeefe7ac83a28eab08e5c8705f76a6be12095

pci: unset driver if probe fails

dev->driver should be set only if a driver did take the device.

Signed-off-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 971ad20f94..6163b09869 100644
--- a/lib/librte_eal/common/eal_common_pci.c
+++ b/lib/librte_eal/common/eal_common_pci.c
@@ -214,7 +214,11 @@ rte_eal_pci_probe_one_driver(struct rte_pci_driver *dr, struct rte_pci_device *d
 		dev->driver = dr;
 
 		/* call the driver probe() function */
-		return dr->probe(dr, dev);
+		ret = dr->probe(dr, dev);
+		if (ret)
+			dev->driver = NULL;
+
+		return ret;
 	}
 	/* return positive value if driver doesn't support this device */
 	return 1;