From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 17 Apr 2025 08:24:19 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1u5Ifb-001lXA-2G for lore@lore.pengutronix.de; Thu, 17 Apr 2025 08:24:19 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1u5Ifb-0003je-5Z for lore@pengutronix.de; Thu, 17 Apr 2025 08:24:19 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=M5sxtUn17vGf+xx9R28Ql3G9Ww2GaPxfOQyg8uCM48c=; b=IiHzqz45nF7f6bNn2t2dd8RiPp F7Lu6ry5ZxWaflYAmbzSdZDyDbBOvUVv+KzctysTYunBRMcTqwGQlTcKZJuEnFkbgMG+s3uBfZVY8 ARrK04cQx6P1Ra9hEHeqjJTQhcGHtBbjqia+sxuo6CAqSK3YA5X2Kpmcl4n4KQi1/FR9eRQqbXn2g tCNvSB7lhQyY3+Zl0EFcuI69mBJS+GdchjuX8a90LbxD9IfrCgzGLLfBih3Eaavl8/10kuIh2129Z z+rcbPmQ0/wtB41Rk9eGQWAqHcnmr1zIngxILY2lkLdp0pAVZnmuk4a8vCFCLdkMfqoR/JgLTddry XKuQTBnw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5IfC-0000000BtZ7-3tnr; Thu, 17 Apr 2025 06:23:54 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u5IfA-0000000BtY3-09xM for barebox@lists.infradead.org; Thu, 17 Apr 2025 06:23:53 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1u5If8-0003Sf-Mw; Thu, 17 Apr 2025 08:23:50 +0200 Received: from dude05.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::54]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1u5If8-000hns-1h; Thu, 17 Apr 2025 08:23:50 +0200 Received: from localhost ([::1] helo=dude05.red.stw.pengutronix.de) by dude05.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1u5If8-00EOZ5-1O; Thu, 17 Apr 2025 08:23:50 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Thu, 17 Apr 2025 08:23:49 +0200 Message-Id: <20250417062349.3430967-1-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.39.5 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250416_232352_077281_856AE5AC X-CRM114-Status: UNSURE ( 7.83 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH master] lib: select HAS_INSECURE_DEFAULTS from ALLOW_PRNG_FALLBACK X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) PRNG fallback inside get_crypto_bytes is only useful for debugging and a really bad idea in production. We already warn about this at runtime, but let's make sure it's directly evident in the config as well. Signed-off-by: Ahmad Fatoum --- lib/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/Kconfig b/lib/Kconfig index 8e1d8086fbb6..0cb3a136b38e 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -139,6 +139,7 @@ config RATP config ALLOW_PRNG_FALLBACK bool "Allow fallback to PRNG if HWRNG not available." + select HAS_INSECURE_DEFAULTS help WARNING: it is not secure!! -- 2.39.5