Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.15 05/14] firmware: arm_scmi: Clear stale xfer->hdr.status | Date | Tue, 24 Jan 2023 08:42:48 -0500 |
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From: Cristian Marussi <cristian.marussi@arm.com>
[ Upstream commit f6ca5059dc0d6608dc46070f48e396d611f240d6 ]
Stale error status reported from a previous message transaction must be cleared before starting a new transaction to avoid being confusingly reported in the following SCMI message dump traces.
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com> Link: https://lore.kernel.org/r/20221222183823.518856-2-cristian.marussi@arm.com Signed-off-by: Sudeep Holla <sudeep.holla@arm.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/firmware/arm_scmi/driver.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index a8ff4c9508b7..11842497b226 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -783,6 +783,8 @@ static int do_xfer(const struct scmi_protocol_handle *ph, xfer->hdr.protocol_id, xfer->hdr.seq, xfer->hdr.poll_completion); + /* Clear any stale status */ + xfer->hdr.status = SCMI_SUCCESS; xfer->state = SCMI_XFER_SENT_OK; /* * Even though spinlocking is not needed here since no race is possible -- 2.39.0
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