diff options
| author | Shivasharan S <shivasharan.srikanteshwara@broadcom.com> | 2017-08-23 04:46:55 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-09-27 14:43:17 +0200 |
| commit | f16b3525f0918adc3adcd59fba79f34aca64c781 (patch) | |
| tree | 81adf19e8a508537d61467a5edb53929eab9dffb /drivers | |
| parent | 7192ae0240168baa53e26ffdff44b7d69bc101b9 (diff) | |
scsi: megaraid_sas: mismatch of allocated MFI frame size and length exposed in MFI MPT pass through command
commit ed2983f458bed9dc827ec60c8486253b1669bb52 upstream.
Driver allocated 256 byte MFI frames bytes but while sending MFI frame
(embedded inside chain frame of MPT frame) to firmware, driver sets the
length as 4k. This results in DMA read error messages during boot.
Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/megaraid/megaraid_sas_fusion.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c index 985510628f56..8152962f152d 100644 --- a/drivers/scsi/megaraid/megaraid_sas_fusion.c +++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c @@ -3287,7 +3287,7 @@ build_mpt_mfi_pass_thru(struct megasas_instance *instance, mpi25_ieee_chain->Flags = IEEE_SGE_FLAGS_CHAIN_ELEMENT | MPI2_IEEE_SGE_FLAGS_IOCPLBNTA_ADDR; - mpi25_ieee_chain->Length = cpu_to_le32(instance->max_chain_frame_sz); + mpi25_ieee_chain->Length = cpu_to_le32(instance->mfi_frame_size); } /** |