296 	unsigned int nbytes;  in ecb_encrypt()  local
301 	while ((nbytes = walk.nbytes)) {  in ecb_encrypt()
304 			      nbytes & AES_BLOCK_MASK);  in ecb_encrypt()
306 		nbytes &= AES_BLOCK_SIZE - 1;  in ecb_encrypt()
307 		err = skcipher_walk_done(&walk, nbytes);  in ecb_encrypt()
318 	unsigned int nbytes;  in ecb_decrypt()  local
323 	while ((nbytes = walk.nbytes)) {  in ecb_decrypt()
326 			      nbytes & AES_BLOCK_MASK);  in ecb_decrypt()
328 		nbytes &= AES_BLOCK_SIZE - 1;  in ecb_decrypt()
329 		err = skcipher_walk_done(&walk, nbytes);  in ecb_decrypt()
340 	unsigned int nbytes;  in cbc_encrypt()  local
345 	while ((nbytes = walk.nbytes)) {  in cbc_encrypt()
348 			      nbytes & AES_BLOCK_MASK, walk.iv);  in cbc_encrypt()
350 		nbytes &= AES_BLOCK_SIZE - 1;  in cbc_encrypt()
351 		err = skcipher_walk_done(&walk, nbytes);  in cbc_encrypt()
362 	unsigned int nbytes;  in cbc_decrypt()  local
367 	while ((nbytes = walk.nbytes)) {  in cbc_decrypt()
370 			      nbytes & AES_BLOCK_MASK, walk.iv);  in cbc_decrypt()
372 		nbytes &= AES_BLOCK_SIZE - 1;  in cbc_decrypt()
373 		err = skcipher_walk_done(&walk, nbytes);  in cbc_decrypt()
429 			  walk.nbytes, walk.iv);  in cts_cbc_encrypt()
485 			  walk.nbytes, walk.iv);  in cts_cbc_decrypt()
515 	unsigned int nbytes;  in ctr_crypt()  local
520 	while ((nbytes = walk.nbytes) > 0) {  in ctr_crypt()
522 		if (nbytes & AES_BLOCK_MASK)  in ctr_crypt()
525 						       nbytes & AES_BLOCK_MASK,  in ctr_crypt()
527 		nbytes &= ~AES_BLOCK_MASK;  in ctr_crypt()
529 		if (walk.nbytes == walk.total && nbytes > 0) {  in ctr_crypt()
531 			crypto_xor_cpy(walk.dst.virt.addr + walk.nbytes - nbytes,  in ctr_crypt()
532 				       walk.src.virt.addr + walk.nbytes - nbytes,  in ctr_crypt()
533 				       keystream, nbytes);  in ctr_crypt()
535 			nbytes = 0;  in ctr_crypt()
538 		err = skcipher_walk_done(&walk, nbytes);  in ctr_crypt()
564 	unsigned int nbytes;  in xctr_crypt()  local
571 	while ((nbytes = walk.nbytes) > 0) {  in xctr_crypt()
573 		if (nbytes & AES_BLOCK_MASK)  in xctr_crypt()
575 				walk.src.virt.addr, nbytes & AES_BLOCK_MASK,  in xctr_crypt()
577 		nbytes &= ~AES_BLOCK_MASK;  in xctr_crypt()
578 		byte_ctr += walk.nbytes - nbytes;  in xctr_crypt()
580 		if (walk.nbytes == walk.total && nbytes > 0) {  in xctr_crypt()
584 			crypto_xor_cpy(walk.dst.virt.addr + walk.nbytes -  in xctr_crypt()
585 				       nbytes, walk.src.virt.addr + walk.nbytes  in xctr_crypt()
586 				       - nbytes, keystream, nbytes);  in xctr_crypt()
587 			byte_ctr += nbytes;  in xctr_crypt()
588 			nbytes = 0;  in xctr_crypt()
591 		err = skcipher_walk_done(&walk, nbytes);  in xctr_crypt()
726 	while (walk.nbytes > 0) {  in gcmaes_crypt_by_sg()
733 							      walk.nbytes);  in gcmaes_crypt_by_sg()
738 							      walk.nbytes);  in gcmaes_crypt_by_sg()
744 							      walk.nbytes);  in gcmaes_crypt_by_sg()
749 							      walk.nbytes);  in gcmaes_crypt_by_sg()
752 					     walk.src.virt.addr, walk.nbytes);  in gcmaes_crypt_by_sg()
755 					     walk.src.virt.addr, walk.nbytes);  in gcmaes_crypt_by_sg()
916 	if (!walk.nbytes)  in xts_crypt()
919 	if (unlikely(tail > 0 && walk.nbytes < walk.total)) {  in xts_crypt()
933 		if (!walk.nbytes)  in xts_crypt()
944 	while (walk.nbytes > 0) {  in xts_crypt()
945 		int nbytes = walk.nbytes;  in xts_crypt()  local
947 		if (nbytes < walk.total)  in xts_crypt()
948 			nbytes &= ~(AES_BLOCK_SIZE - 1);  in xts_crypt()
953 					  nbytes, walk.iv);  in xts_crypt()
957 					  nbytes, walk.iv);  in xts_crypt()
960 		err = skcipher_walk_done(&walk, walk.nbytes - nbytes);  in xts_crypt()
962 		if (walk.nbytes > 0)  in xts_crypt()
985 					  walk.nbytes, walk.iv);  in xts_crypt()
989 					  walk.nbytes, walk.iv);  in xts_crypt()