From patchwork Mon Sep 23 18:00:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: SurajSonawane2415 X-Patchwork-Id: 13809864 Received: from mail-pg1-f179.google.com (mail-pg1-f179.google.com [209.85.215.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 489391EB36; Mon, 23 Sep 2024 18:02:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.179 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727114556; cv=none; b=Fo9GtETVTivBqCjn7fKnIkx2k8vbCMspM2V0co+12QIJa19Kx/VOe2U/017UYPENWm9lMm+CpNWRoKUVQEnIco0+REx09Zn3Ob+SPpAbm/4oFj96whlUIMGTY2A3MFZdx+ICye2Ss7ORB9NMTOxVGXjqfg9gAIGyqXDAVHmSxeU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727114556; c=relaxed/simple; bh=i6A1h8ekt9sJf8i1G1ZE1UZpWt2//e1ngJB6vmWW/xM=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=ltbzuc78AgRSmb/U9ciGK2xTC8/TlJs+PHxroT7jG+6+cylQ1n3Vd/ykQncDS9spp3IOFn3ZJTBVKZH9YRM0evQXT2Rd5+kU9loFQSJ91QWBeCnLb1WBUmOzT1Hz7XNQwwELVccAoUmURBVHJx2BlU73lNI68KIO9j1/B5i75aw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=eCDU+obU; arc=none smtp.client-ip=209.85.215.179 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="eCDU+obU" Received: by mail-pg1-f179.google.com with SMTP id 41be03b00d2f7-7d4fbe62bf5so2680227a12.0; Mon, 23 Sep 2024 11:02:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1727114554; x=1727719354; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=+l5G06iAwNEMFjhIddmVaNEYy3o0TliivMNvfjYJnFA=; b=eCDU+obUEjZ/IFgj1Fv9TivgI1g3VHD0baO7ZurYKCM6Iebl9nCdY/xMuk2Z9TLFUT UKICDhRRtlRPlVqAebRL7YqhRNmY7r55q7Hn8r9BwRgZ3+5g0uKBDwjRozvGfwABW5UH 8aGl7HvU7HLTGZZGoxebUadXl+tEQxxHigkEYeYsX7bGhTrH15fsEXer6KkE6RBr4XGu 4dkqghrpqazFiSi2oit7vAiuop3PnupnpoFFvWyqa0xbNPTt76mP1m44ISKLmemHt//I /Rqn1pRwhcOiOJovFIHUoHPhHOr+d/yFzo2cLCbaIpkT1Q5bAydWjZ9iKLKY6np+vdyi woUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727114554; x=1727719354; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=+l5G06iAwNEMFjhIddmVaNEYy3o0TliivMNvfjYJnFA=; b=ZIiPwDw29oUlyD2TGfzuOS3fSvNT3ds6v43I6dU+AtXHTuppTNd1NwO64+EuR2Fbc2 /Ok/UbRRGfFY0yfm8mL+AC3uiqzwlOC13RMm5uqSdh6G6YfhkRSd7g+QrsxtfXXF1A9O l9nVKK24IPHKAkNKyH3LNSOF0nnEhWD0UTrOpbmJI7BjZd8W0yowFsIfcnDoqHbXjXm1 pRQV46aT4xQ0V7ZGsYmMEvQJ95xx5HkHCl/bv42B2BxLe/c/YSTsYLcsCKFHCtHMKz4N OZaUs3fMrgSmoj8LwIp5VBsZQSWZGglHqipo+SZ7ppZE+3MtpsbMu0ERcJ+Nmk2WzG4Y B2AQ== X-Gm-Message-State: AOJu0YygDScf9q5sHDJa3LNGvY0H5xpOVGkDlBMo2J3lW1bRpqFmEBSO zINF0kEFs7PW8ClhV5XZWUqOTyJsP3yXXipDzLTegYIr2chaCa0rsWqUZA== X-Google-Smtp-Source: AGHT+IEma2umjh1MgFLTRdkW/AXbjpBvdd/FAY5Bo/sTfzcsDa+cnUEQrdfXW1JW5LyjIqLyfhL+BA== X-Received: by 2002:a05:6a20:6f08:b0:1cf:3a52:6ad6 with SMTP id adf61e73a8af0-1d30a96d7aamr18508977637.24.1727114554215; Mon, 23 Sep 2024 11:02:34 -0700 (PDT) Received: from purva-IdeaPad-Gaming-3-15IHU6.lan ([2409:40c0:223:9c18:52fc:a4b:7ef5:db4]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71944b975f2sm14604598b3a.149.2024.09.23.11.02.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Sep 2024 11:02:33 -0700 (PDT) From: SurajSonawane2415 To: linux-fsdevel@vger.kernel.org Cc: linux-kernel@vger.kernel.org, SurajSonawane2415 , syzbot+18dd03a3fcf0ffe27da0@syzkaller.appspotmail.com Subject: [PATCH] hfs: Fix uninitialized value issue in hfs_iget Date: Mon, 23 Sep 2024 23:30:50 +0530 Message-Id: <20240923180050.11158-1-surajsonawane0215@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Fix uninitialized value issue in hfs_iget by initializing the hfs_cat_rec structure in hfs_lookup. Reported-by: syzbot+18dd03a3fcf0ffe27da0@syzkaller.appspotmail.com Closes: https://syzkaller.appspot.com/bug?extid=18dd03a3fcf0ffe27da0 Tested-by: syzbot+18dd03a3fcf0ffe27da0@syzkaller.appspotmail.com Signed-off-by: SurajSonawane2415 --- fs/hfs/dir.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/hfs/dir.c b/fs/hfs/dir.c index b75c26045df4..3b880b3e4b4c 100644 --- a/fs/hfs/dir.c +++ b/fs/hfs/dir.c @@ -20,7 +20,7 @@ static struct dentry *hfs_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags) { - hfs_cat_rec rec; + hfs_cat_rec rec = {0}; struct hfs_find_data fd; struct inode *inode = NULL; int res;