pds_vdpa: clear config callback when status goes to 0
authorShannon Nelson <shannon.nelson@amd.com>
Fri, 10 Nov 2023 22:18:01 +0000 (14:18 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 20 Jan 2024 10:51:41 +0000 (11:51 +0100)
commitd3bb92beda4af03bb0779f89d2efdadf6ca74b10
tree34bd56776ca164bdc4d55def723d5fa3d52384a9
parent53fff954e77c9bd0c186e46f396807da630c4765
pds_vdpa: clear config callback when status goes to 0

[ Upstream commit dd3b8de16e90c5594eddd29aeeb99e97c6f863be ]

If the client driver is setting status to 0, something is
getting shutdown and possibly removed.  Make sure we clear
the config_cb so that it doesn't end up crashing when
trying to call a bogus callback.

Signed-off-by: Shannon Nelson <shannon.nelson@amd.com>
Message-Id: <20231110221802.46841-3-shannon.nelson@amd.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/vdpa/pds/vdpa_dev.c