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xen-netback: mark expected switch fall-through 

In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enabling
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gustavo A. R. Silva 2019-02-08 13:58:38 -06:00 committed by David S. Miller
parent 671f2f9681
commit 7499a288bf
1 changed files with 1 additions and 1 deletions
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2
drivers/net/xen-netback/xenbus.c
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@ -655,7 +655,7 @@ static void frontend_changed(struct xenbus_device *dev,
set_backend_state(be, XenbusStateClosed);
if (xenbus_dev_is_online(dev))
break;
/* fall through if not online */
/* fall through - if not online */
case XenbusStateUnknown:
set_backend_state(be, XenbusStateClosed);
device_unregister(&dev->dev);