On 10/20/2016 02:20 PM, Suganath Prabu S wrote:
Use le16_to_cpu only for accessing two byte data provided by controller.

Signed-off-by: Chaitra P B <chaitra.basa...@broadcom.com>
Signed-off-by: Sathya Prakash <sathya.prak...@broadcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subram...@broadcom.com>
---
 drivers/scsi/mpt3sas/mpt3sas_scsih.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c 
b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 6d17f66..981be7b 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -5384,10 +5384,10 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
                        sas_device->handle, handle);
                sas_target_priv_data->handle = handle;
                sas_device->handle = handle;
-               if (sas_device_pg0.Flags &
+               if (le16_to_cpu(sas_device_pg0.Flags) &
                     MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
                        sas_device->enclosure_level =
-                               le16_to_cpu(sas_device_pg0.EnclosureLevel);
+                               sas_device_pg0.EnclosureLevel;
                        memcpy(sas_device->connector_name,
                                sas_device_pg0.ConnectorName, 4);
                        sas_device->connector_name[4] = '\0';
@@ -5516,9 +5516,10 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 
handle, u8 phy_num,
        sas_device->fast_path = (le16_to_cpu(sas_device_pg0.Flags) &
            MPI25_SAS_DEVICE0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0;

-       if (sas_device_pg0.Flags & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
+       if (le16_to_cpu(sas_device_pg0.Flags)
+               & MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
                sas_device->enclosure_level =
-                       le16_to_cpu(sas_device_pg0.EnclosureLevel);
+                       sas_device_pg0.EnclosureLevel;
                memcpy(sas_device->connector_name,
                        sas_device_pg0.ConnectorName, 4);
                sas_device->connector_name[4] = '\0';
@@ -7056,7 +7057,7 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
                        if (sas_device_pg0->Flags &
                              MPI2_SAS_DEVICE0_FLAGS_ENCL_LEVEL_VALID) {
                                sas_device->enclosure_level =
-                                  le16_to_cpu(sas_device_pg0->EnclosureLevel);
+                                  sas_device_pg0->EnclosureLevel;
                                memcpy(&sas_device->connector_name[0],
                                        &sas_device_pg0->ConnectorName[0], 4);
                        } else {
@@ -7118,6 +7119,7 @@ _scsih_search_responding_sas_devices(struct 
MPT3SAS_ADAPTER *ioc)
                sas_device_pg0.SASAddress =
                                le64_to_cpu(sas_device_pg0.SASAddress);
                sas_device_pg0.Slot = le16_to_cpu(sas_device_pg0.Slot);
+               sas_device_pg0.Flags = le16_to_cpu(sas_device_pg0.Flags);
                _scsih_mark_responding_sas_device(ioc, &sas_device_pg0);
        }


Reviewed-by: Hannes Reinecke <h...@suse.com>

Cheers,

Hannes
--
Dr. Hannes Reinecke                Teamlead Storage & Networking
h...@suse.de                                   +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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