From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793213917; b=IhsO93iqZ8Ov1FIrK2fRxyMRkHriGQdMDqR+G+YjodiG3sJpm+egpLPkNuip2VE8e0ee Noht3VlVQekuJybqpbJXOlskd8b/VZkl/A+8t0wwqShKWDObBpH7CkA7C77IAznawGK0h Og2ObNXpui4D/z5xSVULCNg6idCNw+9pFmG7NbhsfXImeB49yESU97sM03FO7zV6+mvh+ 4p6ThdDW6cWGHCd9jPlAAjkTjmtNYbgiGi/FTAEpgBLISCesumWsTK6n8mXrD91Hu4lrO lfs25OVZ2/tk/+wND2a9TOH9D3gb+KGuIn070D3LgQDsxa1xTNepEk7gxAhogijXrug== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793213917; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=02jdzQGFNoH1WwNJYv05tiyOki9L7DxGlRG+jkpMX+Q=; b=bZ9pvdhGtF4EUYNV3jh8DLo5voe6PEh5lhwYV86u7zekdxV+mCVJtbE63Jmbrk6lwyZN ubatVT0Da9CaWQiilnTP3IdSk7laXJWP4wnV/2WN8K3gP1lAICU6tYMzVHSCT7jmQvDvf w5lSry/EqNlGGvUZi3xoU6Og+sNI00aSS82PTOYkVBMufRFrjOMEZjBnWAKoSSTfVsPQq FNz+Rk7VsqxoT/cj/nYXelxpczeguxxkYAqFwGdeM6oWWSdvBd54XFdR6UyHiQBjbdrZA 4Qb1V1NSYUzgBGHUM0ObR8fXRZtWBMXfVWgO8ciL5Z+ghzngLGmupjxweHhJYIaap0Q== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=HYGGMO+B; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 71031606A31A; Wed, 28 Oct 2026 18:58:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=HYGGMO+B Received: by smtp.kernel.org (Postfix) with ESMTPSA id C244E1F01825; Wed, 28 Oct 2026 18:58:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793213917; bh=02jdzQGFNoH1WwNJYv05tiyOki9L7DxGlRG+jkpMX+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=HYGGMO+BSHP9bBgqfef0nDhPUkBur8XyQUQr2Jjq7pXw/br/8xeaBA3QISacVHCsH gDScG9Z2Uak29uG2gG6Ix/KcLO1dVdHxUMmKLmr4VUU+jfg9vQEgpOL1iP7LpvVXrE uYWew2ttKGfFjGU7ENOf7fxgBP91KToMlTXpWC8Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Konstantin Komarov , Sasha Levin Subject: [PATCH 6.1 0622/1887] fs/ntfs3: Check folio pointer for NULL Date: Wed, 28 Oct 2026 17:45:18 +0100 Message-ID: <20261028170513.564829392@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261028170459.200466217@linuxfoundation.org> References: <20261028170459.200466217@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Konstantin Komarov [ Upstream commit 1cd6c96219c429ebcfa8e79a865277376c563803 ] It can be NULL if bmap is called. Fixes: 82cae269cfa95 ("fs/ntfs3: Add initialization of super block") Signed-off-by: Konstantin Komarov Signed-off-by: Sasha Levin --- fs/ntfs3/inode.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index b8ac0943e9325..e38f8fac1130b 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -580,13 +580,18 @@ static noinline int ntfs_get_block_vbo(struct inode *inode, u64 vbo, } if (is_resident(ni)) { - ni_lock(ni); - err = attr_data_read_resident(ni, page); - ni_unlock(ni); - - if (!err) - set_buffer_uptodate(bh); + bh->b_blocknr = RESIDENT_LCN; bh->b_size = block_size; + if (!page) { + err = 0; + } else { + ni_lock(ni); + err = attr_data_read_resident(ni, page); + ni_unlock(ni); + + if (!err) + set_buffer_uptodate(bh); + } return err; } -- 2.53.0