270 	int nbytes;  in shash_ahash_update()  local
272 	for (nbytes = crypto_hash_walk_first(req, &walk); nbytes > 0;  in shash_ahash_update()
273 	     nbytes = crypto_hash_walk_done(&walk, nbytes))  in shash_ahash_update()
274 		nbytes = crypto_shash_update(desc, walk.data, nbytes);  in shash_ahash_update()
276 	return nbytes;  in shash_ahash_update()
293 	int nbytes;  in shash_ahash_finup()  local
295 	nbytes = crypto_hash_walk_first(req, &walk);  in shash_ahash_finup()
296 	if (!nbytes)  in shash_ahash_finup()
300 		nbytes = crypto_hash_walk_last(&walk) ?  in shash_ahash_finup()
301 			 crypto_shash_finup(desc, walk.data, nbytes,  in shash_ahash_finup()
303 			 crypto_shash_update(desc, walk.data, nbytes);  in shash_ahash_finup()
304 		nbytes = crypto_hash_walk_done(&walk, nbytes);  in shash_ahash_finup()
305 	} while (nbytes > 0);  in shash_ahash_finup()
307 	return nbytes;  in shash_ahash_finup()
323 	unsigned int nbytes = req->nbytes;  in shash_ahash_digest()  local
328 	if (nbytes &&  in shash_ahash_digest()
330 	     nbytes <= min(sg->length, ((unsigned int)(PAGE_SIZE)) - offset))) {  in shash_ahash_digest()
334 		err = crypto_shash_digest(desc, data + offset, nbytes,  in shash_ahash_digest()