From f45fadde91ec892fdc453e3df9469e9457152526 Mon Sep 17 00:00:00 2001 From: Bradley Grove Date: Fri, 5 Aug 2022 13:46:09 -0400 Subject: [PATCH] scsi: mpt3sas: Disable MPI2_FUNCTION_FW_DOWNLOAD for ATTO devices Disable firmware download for ATTO devices where it is not supported. Link: https://lore.kernel.org/r/20220805174609.14830-2-bgrove@attotech.com Co-developed-by: Rob Crispo Signed-off-by: Rob Crispo Signed-off-by: Bradley Grove Signed-off-by: Martin K. Petersen --- drivers/scsi/mpt3sas/mpt3sas_ctl.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c index 84c87c2..c47da95 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c +++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c @@ -948,6 +948,14 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg, break; } case MPI2_FUNCTION_FW_DOWNLOAD: + { + if (ioc->pdev->vendor == MPI2_MFGPAGE_VENDORID_ATTO) { + ioc_info(ioc, "Firmware download not supported for ATTO HBA.\n"); + ret = -EPERM; + break; + } + fallthrough; + } case MPI2_FUNCTION_FW_UPLOAD: { ioc->build_sg(ioc, psge, data_out_dma, data_out_sz, data_in_dma, -- 2.7.4