Commit dd3b8de1 authored by Shannon Nelson's avatar Shannon Nelson Committed by Michael S. Tsirkin
Browse files

pds_vdpa: clear config callback when status goes to 0 



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: default avatarShannon Nelson <shannon.nelson@amd.com>
Message-Id: <20231110221802.46841-3-shannon.nelson@amd.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
parent 4f317d65

drivers/vdpa/pds/vdpa_dev.c

+3 −1
Original line number Diff line number Diff line
@@ -461,8 +461,10 @@ static void pds_vdpa_set_status(struct vdpa_device *vdpa_dev, u8 status) 


	pds_vdpa_cmd_set_status(pdsv, status);



	/* Note: still working with FW on the need for this reset cmd */

	if (status == 0) {

		struct vdpa_callback null_cb = { };



		pds_vdpa_set_config_cb(vdpa_dev, &null_cb);

		pds_vdpa_cmd_reset(pdsv);



		for (i = 0; i < pdsv->num_vqs; i++) {