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-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_ctl.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 9267ffecedcd..0c77f2209cec 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -785,6 +785,18 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
case MPI2_FUNCTION_NVME_ENCAPSULATED:
{
nvme_encap_request = (Mpi26NVMeEncapsulatedRequest_t *)request;
+ if (!ioc->pcie_sg_lookup) {
+ dtmprintk(ioc, ioc_info(ioc,
+ "HBA doesn't support NVMe. Rejecting NVMe Encapsulated request.\n"
+ ));
+
+ if (ioc->logging_level & MPT_DEBUG_TM)
+ _debug_dump_mf(nvme_encap_request,
+ ioc->request_sz/4);
+ mpt3sas_base_free_smid(ioc, smid);
+ ret = -EINVAL;
+ goto out;
+ }
/*
* Get the Physical Address of the sense buffer.
* Use Error Response buffer address field to hold the sense