[PATCH 5.15 060/913] firmware: stratix10-svc: add missing callback parameter on RSU

From: Greg Kroah-Hartman
Date: Tue Apr 05 2022 - 10:31:45 EST

From: Ang Tien Sung <tien.sung.ang@xxxxxxxxx>

commit b850b7a8b369322adf699ef48ceff4d902525c8c upstream.

Fix a bug whereby, the return response of parameter a1 from an
SMC call is not properly set to the callback data during an

Link: https://lore.kernel.org/lkml/20220216081513.28319-1-tien.sung.ang@xxxxxxxxx
Fixes: 6b50d882d38d ("firmware: add remote status update client support")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Ang Tien Sung <tien.sung.ang@xxxxxxxxx>
Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220223144146.399263-1-dinguyen@xxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
drivers/firmware/stratix10-svc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/firmware/stratix10-svc.c
+++ b/drivers/firmware/stratix10-svc.c
@@ -477,7 +477,7 @@ static int svc_normal_to_secure_thread(v
pr_err("%s: STATUS_ERROR\n", __func__);
cbdata->status = BIT(SVC_STATUS_ERROR);
- cbdata->kaddr1 = NULL;
+ cbdata->kaddr1 = &res.a1;
cbdata->kaddr2 = NULL;
cbdata->kaddr3 = NULL;
pdata->chan->scl->receive_cb(pdata->chan->scl, cbdata);