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 703A91426A for ; Sun, 29 Oct 2023 22:59:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ceLwewGX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0369C433B8; Sun, 29 Oct 2023 22:59:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1698620361; bh=Gjd94d2ss7HH/gGzEfkZRCCNTYNmLQtnhaouJ28zSao=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ceLwewGXP57Kls5ftiKeRlSfsGMf3eL6agU1KN1s4+duhu95DFhYLBqlMFYSWK4H7 jDXf++P7g9ShZrUwJRM+Z9ULPIfSmlIsIu+CbNtB0DMSC1ocnJ4HA7uczge3w9Lk8H fwvZj5JZPJ/8gYBrAOq2gWbpbOOZ6yGc9aOiOn8tdQljnYP7231Knc0mjofFG7wxAI nTY30KD0NYFWSSnzXaXbWMYNkdHzIAU1d5ITmx1KFWKYE+1RFypy5qg77Rz52etc8w 35c1gwIwPxGkwLy1RurrJcd1TJBZdv+w9wu29SR2zBEGgXvNlgvDZaYgb20dLnyyW2 d6ET4luGUlYZA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Konstantin Komarov , Sasha Levin , ntfs3@lists.linux.dev Subject: [PATCH AUTOSEL 5.15 02/28] fs/ntfs3: Add ckeck in ni_update_parent() Date: Sun, 29 Oct 2023 18:58:37 -0400 Message-ID: <20231029225916.791798-2-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231029225916.791798-1-sashal@kernel.org> References: <20231029225916.791798-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: ntfs3@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.15.137 Content-Transfer-Encoding: 8bit From: Konstantin Komarov [ Upstream commit 87d1888aa40f25773fa0b948bcb2545f97e2cb15 ] Check simple case when parent inode equals current inode. Signed-off-by: Konstantin Komarov Signed-off-by: Sasha Levin --- fs/ntfs3/frecord.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index 9a1744955d1cf..73a56d7ac84b7 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -3144,6 +3144,12 @@ static bool ni_update_parent(struct ntfs_inode *ni, struct NTFS_DUP_INFO *dup, if (!fname || !memcmp(&fname->dup, dup, sizeof(fname->dup))) continue; + /* Check simple case when parent inode equals current inode. */ + if (ino_get(&fname->home) == ni->vfs_inode.i_ino) { + ntfs_set_state(sbi, NTFS_DIRTY_ERROR); + continue; + } + /* ntfs_iget5 may sleep. */ dir = ntfs_iget5(sb, &fname->home, NULL); if (IS_ERR(dir)) { -- 2.42.0