diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
index 198ecdd..fa9bf83 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
@@ -2203,14 +2203,10 @@
 	karg.data_out_size = karg32.data_out_size;
 	karg.max_sense_bytes = karg32.max_sense_bytes;
 	karg.data_sge_offset = karg32.data_sge_offset;
-	memcpy(&karg.reply_frame_buf_ptr, &karg32.reply_frame_buf_ptr,
-	    sizeof(uint32_t));
-	memcpy(&karg.data_in_buf_ptr, &karg32.data_in_buf_ptr,
-	    sizeof(uint32_t));
-	memcpy(&karg.data_out_buf_ptr, &karg32.data_out_buf_ptr,
-	    sizeof(uint32_t));
-	memcpy(&karg.sense_data_ptr, &karg32.sense_data_ptr,
-	    sizeof(uint32_t));
+	karg.reply_frame_buf_ptr = compat_ptr(karg32.reply_frame_buf_ptr);
+	karg.data_in_buf_ptr = compat_ptr(karg32.data_in_buf_ptr);
+	karg.data_out_buf_ptr = compat_ptr(karg32.data_out_buf_ptr);
+	karg.sense_data_ptr = compat_ptr(karg32.sense_data_ptr);
 	state = (file->f_flags & O_NONBLOCK) ? NON_BLOCKING : BLOCKING;
 	return _ctl_do_mpt_command(ioc, karg, &uarg->mf, state);
 }