From d903eee764a403b9412e286f48ad05885c5212d8 Mon Sep 17 00:00:00 2001 From: Eddie James Date: Tue, 9 Feb 2021 11:12:32 -0600 Subject: [PATCH] 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 Reviewed-by: Joel Stanley Fixes: 7ed98dddb764 ("fsi: Add On-Chip Controller (OCC) driver") Link: https://lore.kernel.org/r/20210209171235.20624-2-eajames@linux.ibm.com Signed-off-by: Joel Stanley Signed-off-by: Sasha Levin --- drivers/fsi/fsi-occ.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/fsi/fsi-occ.c b/drivers/fsi/fsi-occ.c index 7da9c81759ac..8f1644804570 100644 --- a/drivers/fsi/fsi-occ.c +++ b/drivers/fsi/fsi-occ.c @@ -445,6 +445,7 @@ 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;