From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5D5BE249E5; Thu, 26 Mar 2026 00:16:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774484213; cv=none; b=VuG0/tCyRnRevhY7YFVAn5g2UTJn+K1UgdHvzK7w1W9t62FYrFW4KWEep6zlAIOVd+bZ0Mp/FxTluGOtYeXdJ1aP9TJ6m858xBl8EHZqPh3tLDf94+M2l5vQNHIkLeLayvrBtFMjHkH/6Cy191KfBYHYJdBk0FaN3oq1W4Di11U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774484213; c=relaxed/simple; bh=tVSbQtwKB+tbe5aaUg9tEfJjGXDQd/Olsy6HwfILhb8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qszvrAY7sHt7OZgbOn/i9hplL0TUgZSOkEY7RY2xzqCUzr7LzI9vqsCsg8jCjGLEBCAlMp/Ma2MytT5EyG2mvwFLDqMc/yco6ahn4sfHNXSKugdUR0zDIxqg38pb3iYmoZhAZZoGIL1ZdWrN1n7B9L0e4ubwjtcDd0QUjuobBDc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jAlnVUgN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jAlnVUgN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 35DC5C4CEF7; Thu, 26 Mar 2026 00:16:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774484211; bh=tVSbQtwKB+tbe5aaUg9tEfJjGXDQd/Olsy6HwfILhb8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jAlnVUgNHYFqC7MwgFg6MoDvQd6ASPmUWbP8ZR1e3ha+GNQu1mkyyeHoO7/ex1XMp P104PR0o8zYCVbBLOPrPt7yxdbxik69x9B9KnQUPMjZ7rjc7eb1wEmOIX5bIyGoO// hVRt4bfuou/UH/j1E3ID8FmxprtdS7KiBzp8EnUbSnE5LRKX1vhQ9h/SsHCgTEw+1O 0JLEBPTbshbOZf1RgwjMpGLbmXUL/j4os7UnUOy336UM7auzl47qE2NpneikkwfM9W T5zWyLK1wRwHeVRnGw6RmI8LxWT1+fH9xeTm1DXMDX0Gyi47RPczBBMPFIZrvX+uik o5CNOwEYmjldQ== From: Eric Biggers To: linux-crypto@vger.kernel.org, Herbert Xu Cc: linux-kernel@vger.kernel.org, "Jason A . Donenfeld" , Stephan Mueller , Eric Biggers Subject: [PATCH 07/11] net: tipc: Use crypto_stdrng_get_bytes() Date: Wed, 25 Mar 2026 17:15:03 -0700 Message-ID: <20260326001507.66500-8-ebiggers@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260326001507.66500-1-ebiggers@kernel.org> References: <20260326001507.66500-1-ebiggers@kernel.org> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace the sequence of crypto_get_default_rng(), crypto_rng_get_bytes(), and crypto_put_default_rng() with the equivalent helper function crypto_stdrng_get_bytes(). Signed-off-by: Eric Biggers --- net/tipc/crypto.c | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) diff --git a/net/tipc/crypto.c b/net/tipc/crypto.c index d3046a39ff72..6d3b6b89b1d1 100644 --- a/net/tipc/crypto.c +++ b/net/tipc/crypto.c @@ -365,21 +365,12 @@ int tipc_aead_key_validate(struct tipc_aead_key *ukey, struct genl_info *info) * * Return: 0 in case of success, otherwise < 0 */ static int tipc_aead_key_generate(struct tipc_aead_key *skey) { - int rc = 0; - - /* Fill the key's content with a random value via RNG cipher */ - rc = crypto_get_default_rng(); - if (likely(!rc)) { - rc = crypto_rng_get_bytes(crypto_default_rng, skey->key, - skey->keylen); - crypto_put_default_rng(); - } - - return rc; + /* Fill the key's content with a random value via stdrng */ + return crypto_stdrng_get_bytes(skey->key, skey->keylen); } static struct tipc_aead *tipc_aead_get(struct tipc_aead __rcu *aead) { struct tipc_aead *tmp; -- 2.53.0