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bus/pci: fix generic driver pointer on probe error

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The field is set but never resetted on error.
This marks the device as being attached while it is not, and forbid
further attempts to hotplug it.

Fixes: 7917d5f5ea46 ("pci: initialize generic driver pointer")
Cc: stable@dpdk.org

Signed-off-by: Gaetan Rivet <gaetan.rivet@6wind.com>
This commit is contained in:
Gaetan Rivet 2017-07-15 19:56:40 +02:00 committed by Thomas Monjalon
parent 23eaa9059e
commit be860f4e4d
1 changed files with 1 additions and 0 deletions
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lib/librte_eal/common/eal_common_pci.c
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@ -245,6 +245,7 @@ rte_pci_probe_one_driver(struct rte_pci_driver *dr,
ret = dr->probe(dr, dev);
if (ret) {
dev->driver = NULL;
dev->device.driver = NULL;
if ((dr->drv_flags & RTE_PCI_DRV_NEED_MAPPING) &&
/* Don't unmap if device is unsupported and
* driver needs mapped resources.