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-rw-r--r--drivers/nvme/host/core.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 62612f87aafa..97441d022926 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -4074,8 +4074,21 @@ static void nvme_get_fw_slot_info(struct nvme_ctrl *ctrl)
return;
if (nvme_get_log(ctrl, NVME_NSID_ALL, NVME_LOG_FW_SLOT, 0, NVME_CSI_NVM,
- log, sizeof(*log), 0))
+ log, sizeof(*log), 0)) {
dev_warn(ctrl->device, "Get FW SLOT INFO log error\n");
+ goto out_free_log;
+ }
+
+ if (log->afi & 0x70 || !(log->afi & 0x7)) {
+ dev_info(ctrl->device,
+ "Firmware is activated after next Controller Level Reset\n");
+ goto out_free_log;
+ }
+
+ memcpy(ctrl->subsys->firmware_rev, &log->frs[(log->afi & 0x7) - 1],
+ sizeof(ctrl->subsys->firmware_rev));
+
+out_free_log:
kfree(log);
}