Re: [PATCH] xen-netfront: remove warning when unloading module

From: kbuild test robot
Date: Wed Nov 22 2017 - 06:45:39 EST


Hi Eduardo,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on xen-tip/linux-next]
[also build test ERROR on v4.14 next-20171121]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Eduardo-Otubo/xen-netfront-remove-warning-when-unloading-module/20171122-163844
base: https://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git linux-next
config: x86_64-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.4.0-9) 6.4.0 20171026
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

drivers//net/xen-netfront.c: In function 'xennet_remove':
>> drivers//net/xen-netfront.c:2139:12: error: 'struct xenbus_device' has no member named 'xenbus_state'
while (dev->xenbus_state != XenbusStateClosed){
^~

vim +2139 drivers//net/xen-netfront.c

2126
2127 static int xennet_remove(struct xenbus_device *dev)
2128 {
2129 struct netfront_info *info = dev_get_drvdata(&dev->dev);
2130
2131 dev_dbg(&dev->dev, "%s\n", dev->nodename);
2132
2133 xenbus_switch_state(dev, XenbusStateClosing);
2134 while (xenbus_read_driver_state(dev->otherend) != XenbusStateClosing){
2135 cpu_relax();
2136 schedule();
2137 }
2138 xenbus_switch_state(dev, XenbusStateClosed);
> 2139 while (dev->xenbus_state != XenbusStateClosed){
2140 cpu_relax();
2141 schedule();
2142 }
2143
2144 xennet_disconnect_backend(info);
2145
2146 unregister_netdev(info->netdev);
2147
2148 if (info->queues)
2149 xennet_destroy_queues(info);
2150 xennet_free_netdev(info->netdev);
2151
2152 return 0;
2153 }
2154

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