From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 22 May 2025 21:00:10 +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 1uIB9G-001cqR-2K for lore@lore.pengutronix.de; Thu, 22 May 2025 21:00:10 +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 1uIB9G-0000QF-7A for lore@pengutronix.de; Thu, 22 May 2025 21:00:10 +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:To:Content-Transfer-Encoding :Content-Type:MIME-Version:Message-Id:Date:Subject:From:Reply-To:Cc: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=RABppnZ8ZO4iBYEnoC84Uqrv/3T3yDChF9tEMKiyV+8=; b=CEnhWu7cZe1tAxEW+IKaIxMsbV JWrrZgHqdRGRU//k5iVeCXvYASNpHgJywfZPS3OXfxhcs2u6p72Gke3TCLxJ5/T1cM9rUe765ZztO 7kHi2C7ztsPObL88DaW1XPW75OidOt8dMO8FjQehEe0DH/b+cBL+wcGPuitVGpb70Eyr0BFuPGkQ9 yFhIJWDaHdpdaG3SGedXnQGscCulOMvsNb6T90PP97ahkJPnRfJq+9Rnj6DoKbzxzsSGnt1MFTa++ Rf6kVSbfCFsDlGnArsIGaZHO4fNqwuHggVphsmh5cLSUB2iX3NLfyq3Es5zU+vMyxpg1qu66b+80l IJ4meEzA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uIB8f-00000001vYl-2gz9; Thu, 22 May 2025 18:59:33 +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 1uIB8P-00000001vWK-1a8w for barebox@lists.infradead.org; Thu, 22 May 2025 18:59:18 +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 1uIB8G-0008Gy-6z; Thu, 22 May 2025 20:59:08 +0200 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) 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 1uIB8F-000mMW-3D; Thu, 22 May 2025 20:59:08 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1uIB8F-002Agr-2x; Thu, 22 May 2025 20:59:07 +0200 From: Sascha Hauer Date: Thu, 22 May 2025 20:59:03 +0200 Message-Id: <20250522-uncompress-fixes-v1-0-18e796fa5e45@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAPdzL2gC/x3LMQqAMAxA0auUzBY0WEGvIg61jZrBKg2KIL27w fHz+C8IZSaBwbyQ6WbhI2k0lYGw+bSS5agNWKOrHaK9Ujj2M5OIXfghsbFv5651PngfQTe1H/Q ap1I+qPRp32IAAAA= X-Change-ID: 20250522-uncompress-fixes-d94b645acaad To: BAREBOX X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1747940347; l=828; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=n5/Qkt8wXCZKUy/5aRW9Be1r/ekHxPJsvVOsH6Wf5Rc=; b=KIhQ7zGkcQWh+EKIpXKhUJA1o4TI+UkCq4iie8q8gWRmsWXUFA/rnlR57EnrkCmTcLc+twnQa CDE3bot6xkNDDnJfokMhmeVtDKr2j3bG1vFIu7TbR39ePkxGn132ubL X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250522_115917_420298_7A27CFF0 X-CRM114-Status: UNSURE ( 8.88 ) 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=-5.4 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 0/2] uncompress: lz4 fixes 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) This fixes two bugs in LZ4 decompression. The first is a bug we derived from Linux and was fixed there back in 2014. The second is a general bug in uncompress_fd_to_fd() but seems to hit only in the LZ4 case. Both bugs are relevant only for the uncompress command, but not when LZ4 is used for compiled in binaries. Signed-off-by: Sascha Hauer --- Sascha Hauer (2): initrd: fix lz4 decompress with initrd uncompress: fix prebuffering lib/decompress_unlz4.c | 65 +++++++++++++++++++++++++++++++++----------------- lib/uncompress.c | 7 +++--- 2 files changed, 47 insertions(+), 25 deletions(-) --- base-commit: dbc28aa3aad573f6ed0199c4fb85295b95e3bd11 change-id: 20250522-uncompress-fixes-d94b645acaad Best regards, -- Sascha Hauer