[dpdk-dev] [PATCH] eal: fix NULL device argument pointer reference

[Qi Zhang]

dev->devargs is not initialized for PCI device, so use dev->bus to
replace dev->devargs->bus to avoid segment fault when hotplug remove
a PCI device.

Fixes: 244d5130719c ("eal: enable hotplug on multi-process")

Signed-off-by: Qi Zhang <qi.z.zh...@intel.com>
---
 lib/librte_eal/common/eal_common_dev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_eal/common/eal_common_dev.c 
b/lib/librte_eal/common/eal_common_dev.c
index d4b1ea70d..9d456d320 100644
--- a/lib/librte_eal/common/eal_common_dev.c
+++ b/lib/librte_eal/common/eal_common_dev.c
@@ -393,7 +393,7 @@ rte_dev_remove(struct rte_device *dev)
                return -ENOENT;
        }
 
-       ret = build_devargs(dev->devargs->bus->name, dev->name, "", &devargs);
+       ret = build_devargs(dev->bus->name, dev->name, "", &devargs);
        if (ret != 0)
                return ret;
 
-- 
2.13.6