[RFC PATCH 02/10] firmware: arm_scmi: Add missing xfer reinit_completion

Cristian Marussi cristian.marussi at arm.com
Sun Jun 6 15:12:24 PDT 2021


Reusing timed out xfers in a loop can lead to issue if completion was not
properly reinitialized.

Signed-off-by: Cristian Marussi <cristian.marussi at arm.com>
---
 drivers/firmware/arm_scmi/driver.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index bee33f9c2032..759ae4a23e74 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -448,6 +448,7 @@ static int do_xfer(const struct scmi_protocol_handle *ph,
 			      xfer->hdr.poll_completion);
 
 	xfer->hdr.status = SCMI_SUCCESS;
+	reinit_completion(&xfer->done);
 	ret = info->desc->ops->send_message(cinfo, xfer);
 	if (ret < 0) {
 		dev_dbg(dev, "Failed to send message %d\n", ret);
-- 
2.17.1




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