This is a note to let you know that I've just added the patch titled fsi: occ: Don't accept response from un-initialized OCC to the 5.13-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: fsi-occ-don-t-accept-response-from-un-initialized-oc.patch and it can be found in the queue-5.13 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 008d03ca3b5e32b09eb7aaebad190f582b44486c Author: Eddie James <eajames@xxxxxxxxxxxxx> Date: Tue Feb 9 11:12:32 2021 -0600 fsi: occ: Don't accept response from un-initialized OCC [ Upstream commit 8a4659be08576141f47d47d94130eb148cb5f0df ] If the OCC is not initialized and responds as such, the driver should continue waiting for a valid response until the timeout expires. Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx> Reviewed-by: Joel Stanley <joel@xxxxxxxxx> Fixes: 7ed98dddb764 ("fsi: Add On-Chip Controller (OCC) driver") Link: https://lore.kernel.org/r/20210209171235.20624-2-eajames@xxxxxxxxxxxxx Signed-off-by: Joel Stanley <joel@xxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/fsi/fsi-occ.c b/drivers/fsi/fsi-occ.c index 10ca2e290655..cb05b6dacc9d 100644 --- a/drivers/fsi/fsi-occ.c +++ b/drivers/fsi/fsi-occ.c @@ -495,6 +495,7 @@ int fsi_occ_submit(struct device *dev, const void *request, size_t req_len, goto done; if (resp->return_status == OCC_RESP_CMD_IN_PRG || + resp->return_status == OCC_RESP_CRIT_INIT || resp->seq_no != seq_no) { rc = -ETIMEDOUT;