From: Maxime Leroy <maxime.le...@6wind.com>
Some drivers like virtual ones don't specify any driver pointer in the
structure rte_eth_dev.
To prevent segfault, we should check if this pointer is NULL before
dereferencing it.
Signed-off-by: Maxime Leroy <maxime.leroy at 6wind.com>
Signed-off-by: David Marchand <david.marchand at 6wind.com>
---
lib/librte_ether/rte_ethdev.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 7fa5717..750e4b5 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -522,6 +522,9 @@ rte_eth_dev_is_detachable(uint8_t port_id)
}
}
+ if (rte_eth_devices[port_id].driver == NULL)
+ return 0;
+
drv_flags = rte_eth_devices[port_id].driver->pci_drv.drv_flags;
return drv_flags & RTE_PCI_DRV_DETACHABLE;
}
--
1.9.1
