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authorShannon Nelson <shannon.nelson@amd.com>2023-11-10 14:18:01 -0800
committerMichael S. Tsirkin <mst@redhat.com>2023-12-01 09:55:01 -0500
commitdd3b8de16e90c5594eddd29aeeb99e97c6f863be (patch)
tree46c154ec44425f429f80f86f3bacbe0d356cf97f /drivers
parent4f317d6529d7fc3ab7769ef89645d43fc7eec61b (diff)
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: 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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/vdpa/pds/vdpa_dev.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/vdpa/pds/vdpa_dev.c b/drivers/vdpa/pds/vdpa_dev.c
index 52b2449182ad..9fc89c82d1f0 100644
--- a/drivers/vdpa/pds/vdpa_dev.c
+++ b/drivers/vdpa/pds/vdpa_dev.c
@@ -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++) {