hv_netvsc: disable NAPI before channel close

[ Commit 8348e0460a upstream. ]

This makes sure that no CPU is still process packets when
the channel is closed.

Fixes: 76bb5db5c7 ("netvsc: fix use after free on module removal")
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stephen Hemminger 2018-05-14 15:32:15 -07:00 • committed by Greg Kroah-Hartman
commit 1f3ef8a7a3