634 	 * for calculating ipad and opad  in cpt_aead_init()
639 		ctx->ipad = kzalloc(ss, GFP_KERNEL);  in cpt_aead_init()
640 		if (!ctx->ipad) {  in cpt_aead_init()
648 			kfree(ctx->ipad);  in cpt_aead_init()
731 	kfree(ctx->ipad);  in otx2_cpt_aead_exit()
844 	u8 *ipad = NULL, *opad = NULL;  in aead_hmac_init()  local
881 	ipad = ctx->ipad;  in aead_hmac_init()
884 	memcpy(ipad, ctx->key, authkeylen);  in aead_hmac_init()
885 	memset(ipad + authkeylen, 0, bs - authkeylen);  in aead_hmac_init()
886 	memcpy(opad, ipad, bs);  in aead_hmac_init()
889 		ipad[icount] ^= 0x36;  in aead_hmac_init()
895 	 * algorithm is retrieved for IPAD & OPAD  in aead_hmac_init()
898 	/* IPAD Calculation */  in aead_hmac_init()
900 	crypto_shash_update(&ctx->sdesc->shash, ipad, bs);  in aead_hmac_init()
901 	crypto_shash_export(&ctx->sdesc->shash, ipad);  in aead_hmac_init()
902 	ret = swap_pad(ctx->mac_type, ipad);  in aead_hmac_init()
995 		if (ctx->ipad)  in create_aead_ctx_hdr()
996 			memcpy(fctx->hmac.e.ipad, ctx->ipad, ds);  in create_aead_ctx_hdr()