diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index a4aadf5f4dc61e9d80a5f1382fd63f11d169dd0d..1cc814f1505a3c149133a0c8c5c2f5f556c056d4 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -3770,9 +3770,6 @@ static long pmcraid_ioctl_passthrough(
 			pmcraid_err("couldn't build passthrough ioadls\n");
 			goto out_free_cmd;
 		}
-	} else if (request_size < 0) {
-		rc = -EINVAL;
-		goto out_free_cmd;
 	}
 
 	/* If data is being written into the device, copy the data from user