diff options
Diffstat (limited to 'drivers/target/target_core_transport.c')
| -rw-r--r-- | drivers/target/target_core_transport.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index d3a7342..910c8b0 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -3672,15 +3672,20 @@ static int transport_generic_cmd_sequencer( /* Returns CHECK_CONDITION + INVALID_CDB_FIELD */ goto out_invalid_cdb_field; } - + /* + * For the overflow case keep the existing fabric provided + * ->data_length. Otherwise for the underflow case, reset + * ->data_length to the smaller SCSI expected data transfer + * length. + */ if (size > cmd->data_length) { cmd->se_cmd_flags |= SCF_OVERFLOW_BIT; cmd->residual_count = (size - cmd->data_length); } else { cmd->se_cmd_flags |= SCF_UNDERFLOW_BIT; cmd->residual_count = (cmd->data_length - size); + cmd->data_length = size; } - cmd->data_length = size; } transport_set_supported_SAM_opcode(cmd); |