Message ID | 20230427-scan-build-v1-0-efa05d65e2da@codewreck.org (mailing list archive) |
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Headers | show
Received: from nautica.notk.org (nautica.notk.org [91.121.71.147]) (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 84ECD2569 for <v9fs@lists.linux.dev>; Thu, 27 Apr 2023 11:23:55 +0000 (UTC) Received: by nautica.notk.org (Postfix, from userid 108) id CB75BC01E; Thu, 27 Apr 2023 13:23:46 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codewreck.org; s=2; t=1682594626; bh=jVXoVXg8/foIvtk1HSVTS9IFiWavdgfSZrmDFz15p/E=; h=From:Subject:Date:To:Cc:From; b=C7RcQrFkJ1fGRAgnpF7SCNbWDIC1DfcBggZwM+vR8fgkIlrJdfwJGYoufWtmscmi/ eGOQVOxJa9t3cYTnKDhBbpqx5kezB7/bjkFLj12AHSENuIOfkI7thwf/V2mc9gFfTA mAah0+pshvxoCxKnAvX+eN8h+QDZZ95gGTv8d5EX9c2LghXdfSuNQiWD8MgYwJneVB tNEUJH2njMBEVD7HfDR8Ol7kREiQ9RGAUDcX3lg4C8ArMTybO5GQpAxBm4uJenWxn7 58My583CGEuKTsZlTXPU5bi9+dLbfo5MeuCQpfckRYxokFrFB2M2Wx+wys2SLCNrbz 3QFZwz2HSF9yg== X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on nautica.notk.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=unavailable version=3.3.2 Received: from odin.codewreck.org (localhost [127.0.0.1]) by nautica.notk.org (Postfix) with ESMTPS id 200E4C009; Thu, 27 Apr 2023 13:23:41 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=codewreck.org; s=2; t=1682594626; bh=jVXoVXg8/foIvtk1HSVTS9IFiWavdgfSZrmDFz15p/E=; h=From:Subject:Date:To:Cc:From; b=C7RcQrFkJ1fGRAgnpF7SCNbWDIC1DfcBggZwM+vR8fgkIlrJdfwJGYoufWtmscmi/ eGOQVOxJa9t3cYTnKDhBbpqx5kezB7/bjkFLj12AHSENuIOfkI7thwf/V2mc9gFfTA mAah0+pshvxoCxKnAvX+eN8h+QDZZ95gGTv8d5EX9c2LghXdfSuNQiWD8MgYwJneVB tNEUJH2njMBEVD7HfDR8Ol7kREiQ9RGAUDcX3lg4C8ArMTybO5GQpAxBm4uJenWxn7 58My583CGEuKTsZlTXPU5bi9+dLbfo5MeuCQpfckRYxokFrFB2M2Wx+wys2SLCNrbz 3QFZwz2HSF9yg== Received: from [127.0.0.2] (localhost [::1]) by odin.codewreck.org (OpenSMTPD) with ESMTP id 380c93ba; Thu, 27 Apr 2023 11:23:38 +0000 (UTC) From: Dominique Martinet <asmadeus@codewreck.org> Subject: [PATCH 0/5] Fix scan-build warnings Date: Thu, 27 Apr 2023 20:23:33 +0900 Message-Id: <20230427-scan-build-v1-0-efa05d65e2da@codewreck.org> Precedence: bulk X-Mailing-List: v9fs@lists.linux.dev List-Id: <v9fs.lists.linux.dev> List-Subscribe: <mailto:v9fs+subscribe@lists.linux.dev> List-Unsubscribe: <mailto:v9fs+unsubscribe@lists.linux.dev> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIADVbSmQC/x2NywrCQAwAf6XkbKDdro/6K+Ihm01tQFdJtAil/ +7W4zAMs4CLqTicmwVMZnV9lgrdrgGeqNwENVeG0Ia+jeGIzlQwffSeMZ+GyN1h5CHuoQaJXDA ZFZ625EH+FtvEy2TU7/9yua7rD0ZScqp1AAAA To: Eric Van Hensbergen <ericvh@gmail.com>, Latchesar Ionkov <lucho@ionkov.net>, Christian Schoenebeck <linux_oss@crudebyte.com>, "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com> Cc: v9fs@lists.linux.dev, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Dominique Martinet <asmadeus@codewreck.org> X-Mailer: b4 0.13-dev-f371f X-Developer-Signature: v=1; a=openpgp-sha256; l=1398; i=asmadeus@codewreck.org; h=from:subject:message-id; bh=6PlNe9lfmPfOEWHqtma7PibG4siEPs36zdly+6bGUuk=; b=owEBbQKS/ZANAwAIAatOm+xqmOZwAcsmYgBkSls60h0DpmVzRXj0rpqWog9goutNMT7qXpg6E XpD+qzkMy6JAjMEAAEIAB0WIQT8g9txgG5a3TOhiE6rTpvsapjmcAUCZEpbOgAKCRCrTpvsapjm cPNyD/9Z+pd8kuYDrTSem3Amm2Dv49YbUsvjjp9jaR7c8KB2F9UIDgokCdaNp2YzBLkrHLdm8d/ VBMPRTgwRuuSF7AFBYIaTsnagjWhMs4tPI29G1AZwZc07GeyPK+LOAX/e12B2peGqQOW5VnbzW8 PbEvHwGXygdqMxqaSd63in8qefpsWPBzjChOMdvLNWpoIMRVjGcBhEh2P8bGBGHoTnHM+3dP6tn +FuM8s9Io8b4R03wMbm08LO+5NaW+mF5W7HJy+P6R8UmbgMUCTmoN2GM5aY2LUK3hI8FctPyaOK I0WgWne8r+rDeZk8t58pXzuKjb7b/0/XVLdWjndz/lg+ZxUWaZS+t144JqrtxIOyUusqyYEIRw9 ymLmjfk8rvIdQiFbMrDS9b6K1MNulvogMqkM3OqMNqpnf/ox8i7AdOdbThz4KMbOgVktGTRYQFt p94DUtS8mqF7xoAdn6eiaHXh9IUos/rnbM7uhLyX/Wn/GT8hX6vfHG0zfQ+G9SvvYJSauUCIBm8 qa9tlTwOehX/3OiBOUHahEToLVY5tDlJUPWBsCZ5JsqhQdfMkDirn9SDSHX2U8Xa+lV3bmrUPh6 IDF5B3dfZ1ZRDQGwF9flc0F/gXkG6jJDHw+LVgTwhDZpGTbFCg85Bx16FDbMnhaRfb6iWDmCkoD hbGHJMbH8VlmApw== X-Developer-Key: i=asmadeus@codewreck.org; a=openpgp; fpr=B894379F662089525B3FB1B9333F1F391BBBB00A |
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Fix scan-build warnings
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I ran scan-build very crudly on our source files, and there was at least one real bug so we might as well run it once in a while, in which case we probably ought to also fix the less important things hence this series. In here the first patch is a real fix and the rest is low priority, the last one is arguably not an improvement and can be discussed (happy to just move the 0-initializations around to variable declaration which would also silence scan-build afaict) Anyway, it can probably all wait until after this merge, sorry for the timing. Signed-off-by: Dominique Martinet <asmadeus@codewreck.org> --- Dominique Martinet (5): 9p: fix ignored return value in v9fs_dir_release 9p: virtio: fix unlikely null pointer deref in handle_rerror 9p: virtio: make sure 'offs' is initialized in zc_request 9p: virtio: skip incrementing unused variable 9p: remove dead stores (variable set again without being read) fs/9p/vfs_dir.c | 5 +++-- fs/9p/vfs_inode.c | 6 ------ fs/9p/vfs_inode_dotl.c | 1 - net/9p/client.c | 46 ++++++++++++---------------------------------- net/9p/trans_virtio.c | 8 ++++---- 5 files changed, 19 insertions(+), 47 deletions(-) --- base-commit: 4eb3117888a923f6b9b1ad2dd093641c49a63ae5 change-id: 20230427-scan-build-d894c16fc945 Best regards,