71 static __always_inline void scif_err_debug(int err, const char *str)  in scif_err_debug()  argument
77 	if (err < 0 && err != -ENOTCONN)  in scif_err_debug()
78 		dev_dbg(scif_info.mdev.this_device, "%s err %d\n", str, err);  in scif_err_debug()
85 	int err = 0;  in scif_fdioctl()  local
118 		err = __scif_connect(priv, &req.peer, non_block);  in scif_fdioctl()
119 		if (err < 0)  in scif_fdioctl()
120 			return err;  in scif_fdioctl()
145 		err = scif_accept(priv, &request.peer, ep, request.flags);  in scif_fdioctl()
146 		if (err < 0)  in scif_fdioctl()
147 			return err;  in scif_fdioctl()
222 			err = -EFAULT;  in scif_fdioctl()
225 		err = scif_user_send(priv, (void __user *)request.msg,  in scif_fdioctl()
227 		if (err < 0)  in scif_fdioctl()
231 				 &err, sizeof(err))) {  in scif_fdioctl()
232 			err = -EFAULT;  in scif_fdioctl()
235 		err = 0;  in scif_fdioctl()
237 		scif_err_debug(err, "scif_send");  in scif_fdioctl()
238 		return err;  in scif_fdioctl()
246 			err = -EFAULT;  in scif_fdioctl()
250 		err = scif_user_recv(priv, (void __user *)request.msg,  in scif_fdioctl()
252 		if (err < 0)  in scif_fdioctl()
257 			&err, sizeof(err))) {  in scif_fdioctl()
258 			err = -EFAULT;  in scif_fdioctl()
261 		err = 0;  in scif_fdioctl()
263 		scif_err_debug(err, "scif_recv");  in scif_fdioctl()
264 		return err;  in scif_fdioctl()
275 			err = -EFAULT;  in scif_fdioctl()
282 			err = -ENOMEM;  in scif_fdioctl()
289 			err = -EFAULT;  in scif_fdioctl()
295 			err = -EFAULT;  in scif_fdioctl()
300 			err = -EFAULT;  in scif_fdioctl()
306 		return err;  in scif_fdioctl()
315 			err = -EFAULT;  in scif_fdioctl()
319 			err = -EINVAL;  in scif_fdioctl()
325 			err = (int)ret;  in scif_fdioctl()
331 			err = -EFAULT;  in scif_fdioctl()
334 		err = 0;  in scif_fdioctl()
336 		scif_err_debug(err, "scif_register");  in scif_fdioctl()
337 		return err;  in scif_fdioctl()
345 			err = -EFAULT;  in scif_fdioctl()
348 		err = scif_unregister(priv, unreg.offset, unreg.len);  in scif_fdioctl()
350 		scif_err_debug(err, "scif_unregister");  in scif_fdioctl()
351 		return err;  in scif_fdioctl()
359 			err = -EFAULT;  in scif_fdioctl()
362 		err = scif_readfrom(priv, copy.loffset, copy.len, copy.roffset,  in scif_fdioctl()
365 		scif_err_debug(err, "scif_readfrom");  in scif_fdioctl()
366 		return err;  in scif_fdioctl()
374 			err = -EFAULT;  in scif_fdioctl()
377 		err = scif_writeto(priv, copy.loffset, copy.len, copy.roffset,  in scif_fdioctl()
380 		scif_err_debug(err, "scif_writeto");  in scif_fdioctl()
381 		return err;  in scif_fdioctl()
389 			err = -EFAULT;  in scif_fdioctl()
392 		err = scif_vreadfrom(priv, (void __force *)copy.addr, copy.len,  in scif_fdioctl()
395 		scif_err_debug(err, "scif_vreadfrom");  in scif_fdioctl()
396 		return err;  in scif_fdioctl()
404 			err = -EFAULT;  in scif_fdioctl()
407 		err = scif_vwriteto(priv, (void __force *)copy.addr, copy.len,  in scif_fdioctl()
410 		scif_err_debug(err, "scif_vwriteto");  in scif_fdioctl()
411 		return err;  in scif_fdioctl()
420 			err = -EFAULT;  in scif_fdioctl()
423 		err = scif_fence_mark(priv, mark.flags, &tmp_mark);  in scif_fdioctl()
424 		if (err)  in scif_fdioctl()
428 			err = -EFAULT;  in scif_fdioctl()
432 		scif_err_debug(err, "scif_fence_mark");  in scif_fdioctl()
433 		return err;  in scif_fdioctl()
439 		err = scif_fence_wait(priv, arg);  in scif_fdioctl()
440 		scif_err_debug(err, "scif_fence_wait");  in scif_fdioctl()
441 		return err;  in scif_fdioctl()
449 			err = -EFAULT;  in scif_fdioctl()
453 		err = scif_fence_signal(priv, signal.loff, signal.lval,  in scif_fdioctl()
456 		scif_err_debug(err, "scif_fence_signal");  in scif_fdioctl()
457 		return err;  in scif_fdioctl()