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scsi: mpt3sas: Fix for Endianness issue. 

Use le16_to_cpu only for accessing two byte data provided by controller.

Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Signed-off-by: Sathya Prakash <sathya.prakash@broadcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@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>
This commit is contained in:
Suganath Prabu Subramani 2016-10-26 13:34:41 +05:30 committed by Martin K. Petersen
parent 81c16f8323
commit aa53bb8952
1 changed files with 7 additions and 5 deletions
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12
drivers/scsi/mpt3sas/mpt3sas_scsih.c
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@ -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);
}