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 31C212D8DA6 for ; Mon, 20 Oct 2025 20:33:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760992428; cv=none; b=ZJ9U/xnWv1UoAIoHP/sCIXpPi1XvN3aBf/VS2kNdTs65R+ESfXrpIlMrftOXHWH1iVPsj1hd8lMiddf213Zbx3IAzbWRbTILMIr+4BW4i0q3Al31bmDv7D372F8OHUzEwSAw9uBcnGQBar8YrU7UjYzHI3OaLSJgeOhe2ODxHIU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760992428; c=relaxed/simple; bh=mByV+Nrzy52+vuSuGBZJVaZKx9nJywSiRB2NNaj41dQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=i36MmFyEoWEdkLWLrrmaj9TWNdEWJGSCafwKPaIeuL05LubJNX9Ns/Dli7YQ7O8QTZnqOCv/gJOM4ymO4YXqUjqAejFxFTjyvmsk1ugXPjhSuUbPDQLK8VDqIzoV3S/ZBPDht4Gqa0XuqgGqyfCkV2IYr6wHpCeLIdm877sSs4o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HwG/F+oT; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="HwG/F+oT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 355B1C116D0; Mon, 20 Oct 2025 20:33:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760992426; bh=mByV+Nrzy52+vuSuGBZJVaZKx9nJywSiRB2NNaj41dQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HwG/F+oTDzLmP9VgjnjdTFxzBc9MDEIN52m3e+53GeXnheJGY4Xy8R+SM/ibwgGFm Co3kge/vtY20/9H9OsaIBE7NwGbqpQjPVs6wn7Ou8w+ekEoqM2cJZcs8IgvJgCi7gs lPnGdvcFvm5UAtw4la1G58PoygAD+rz4z+J7jsgY19jVzTYT3AW/JMVmwVKMpK4UHA b4JMh3+ivtuvqBtz1wXHSzVHfsEEnIxrVygjxOjNdJsTysNr4JUbfTJ3uiUgAsEQz9 vAPDLVo1Iqwy6x85qPUk7viBvyNqmXuRX8iTUeTAkjE94OYbyuoW4+B/cqjBzI1emQ TT9nTfZlHziSg== From: Sasha Levin To: stable@vger.kernel.org Cc: Sergey Bashirov , Jeff Layton , Christoph Hellwig , Chuck Lever , Sasha Levin Subject: [PATCH 6.12.y 2/5] nfsd: Drop dprintk in blocklayout xdr functions Date: Mon, 20 Oct 2025 16:33:40 -0400 Message-ID: <20251020203343.1907954-2-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251020203343.1907954-1-sashal@kernel.org> References: <2025102008-childlike-sneezing-5892@gregkh> <20251020203343.1907954-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sergey Bashirov [ Upstream commit e339967eecf1305557f7c697e1bc10b5cc495454 ] Minor clean up. Instead of dprintk there are appropriate error codes. Signed-off-by: Sergey Bashirov Reviewed-by: Jeff Layton Reviewed-by: Christoph Hellwig Signed-off-by: Chuck Lever Stable-dep-of: 4b47a8601b71 ("NFSD: Define a proc_layoutcommit for the FlexFiles layout type") Signed-off-by: Sasha Levin --- fs/nfsd/blocklayoutxdr.c | 40 +++++++--------------------------------- 1 file changed, 7 insertions(+), 33 deletions(-) diff --git a/fs/nfsd/blocklayoutxdr.c b/fs/nfsd/blocklayoutxdr.c index 669ff8e6e966e..bcf21fde91207 100644 --- a/fs/nfsd/blocklayoutxdr.c +++ b/fs/nfsd/blocklayoutxdr.c @@ -139,28 +139,19 @@ nfsd4_block_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp, struct iomap *iomaps; u32 nr_iomaps, i; - if (len < sizeof(u32)) { - dprintk("%s: extent array too small: %u\n", __func__, len); + if (len < sizeof(u32)) return nfserr_bad_xdr; - } len -= sizeof(u32); - if (len % PNFS_BLOCK_EXTENT_SIZE) { - dprintk("%s: extent array invalid: %u\n", __func__, len); + if (len % PNFS_BLOCK_EXTENT_SIZE) return nfserr_bad_xdr; - } nr_iomaps = be32_to_cpup(p++); - if (nr_iomaps != len / PNFS_BLOCK_EXTENT_SIZE) { - dprintk("%s: extent array size mismatch: %u/%u\n", - __func__, len, nr_iomaps); + if (nr_iomaps != len / PNFS_BLOCK_EXTENT_SIZE) return nfserr_bad_xdr; - } iomaps = kcalloc(nr_iomaps, sizeof(*iomaps), GFP_KERNEL); - if (!iomaps) { - dprintk("%s: failed to allocate extent array\n", __func__); + if (!iomaps) return nfserr_delay; - } for (i = 0; i < nr_iomaps; i++) { struct pnfs_block_extent bex; @@ -170,26 +161,18 @@ nfsd4_block_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp, p = xdr_decode_hyper(p, &bex.foff); if (bex.foff & (block_size - 1)) { - dprintk("%s: unaligned offset 0x%llx\n", - __func__, bex.foff); goto fail; } p = xdr_decode_hyper(p, &bex.len); if (bex.len & (block_size - 1)) { - dprintk("%s: unaligned length 0x%llx\n", - __func__, bex.foff); goto fail; } p = xdr_decode_hyper(p, &bex.soff); if (bex.soff & (block_size - 1)) { - dprintk("%s: unaligned disk offset 0x%llx\n", - __func__, bex.soff); goto fail; } bex.es = be32_to_cpup(p++); if (bex.es != PNFS_BLOCK_READWRITE_DATA) { - dprintk("%s: incorrect extent state %d\n", - __func__, bex.es); goto fail; } @@ -231,38 +214,29 @@ nfsd4_scsi_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp, struct iomap *iomaps; u32 nr_iomaps, expected, i; - if (len < sizeof(u32)) { - dprintk("%s: extent array too small: %u\n", __func__, len); + if (len < sizeof(u32)) return nfserr_bad_xdr; - } nr_iomaps = be32_to_cpup(p++); expected = sizeof(__be32) + nr_iomaps * PNFS_SCSI_RANGE_SIZE; - if (len != expected) { - dprintk("%s: extent array size mismatch: %u/%u\n", - __func__, len, expected); + if (len != expected) return nfserr_bad_xdr; - } iomaps = kcalloc(nr_iomaps, sizeof(*iomaps), GFP_KERNEL); - if (!iomaps) { - dprintk("%s: failed to allocate extent array\n", __func__); + if (!iomaps) return nfserr_delay; - } for (i = 0; i < nr_iomaps; i++) { u64 val; p = xdr_decode_hyper(p, &val); if (val & (block_size - 1)) { - dprintk("%s: unaligned offset 0x%llx\n", __func__, val); goto fail; } iomaps[i].offset = val; p = xdr_decode_hyper(p, &val); if (val & (block_size - 1)) { - dprintk("%s: unaligned length 0x%llx\n", __func__, val); goto fail; } iomaps[i].length = val; -- 2.51.0