From patchwork Wed Aug 2 05:05:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 13337629 X-Patchwork-Delegate: kuba@kernel.org 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 3B46CEBF for ; Wed, 2 Aug 2023 05:04:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F79BC433C7; Wed, 2 Aug 2023 05:04:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690952667; bh=roMvJpb+EzYKwtQeG0++SvhEzIg74QW7AkwQyMIYc/8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jIR3DAN3rPp40JJ80ZHvkLqrCjGI4pSRFKCrEkL1vHVjBNGUvz3xOLHhxuwLauIXl 2w3Hi13EWZBk9l75KXdGL6arb1bAYS7vRLZvWif0lYIFruJuRKXWZW1imPdW/bQRQE HLH311XABoSVxhP3HRVme9J+NCojqdyrqGM5/2dsSPZfZnaWPpJolWQNNsN40YA50T XTSgR+6axNJjZpTIE5xji6Pg1woOTWvU6UFD3M3+enuWUkQuYpfc8bcbEbeTfiNRQv CtdfFKEfbdRGpccfrBCQ5avkgYsXGxT+36SJkAGGGt+V2rYcBvzr4fvAYxpjs4NhEf +M3pG5cOlt9EQ== Date: Tue, 1 Aug 2023 23:05:31 -0600 From: "Gustavo A. R. Silva" To: Jesse Brandeburg , Tony Nguyen , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , linux-hardening@vger.kernel.org Subject: [PATCH 1/4][next] i40e: Replace one-element array with flex-array member in struct i40e_package_header Message-ID: <768db2c3764a490118f6850d24f6e49998494b6c.1690938732.git.gustavoars@kernel.org> References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Patchwork-Delegate: kuba@kernel.org One-element and zero-length arrays are deprecated. So, replace one-element array in struct i40e_package_header with flexible-array member. The `+ sizeof(u32)` adjustments ensure that there are no differences in binary output. Link: https://github.com/KSPP/linux/issues/335 Signed-off-by: Gustavo A. R. Silva Tested-by: Pucha Himasekhar Reddy (A Contingent worker at Intel) --- drivers/net/ethernet/intel/i40e/i40e_ddp.c | 4 ++-- drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_ddp.c b/drivers/net/ethernet/intel/i40e/i40e_ddp.c index 7e8183762fd9..0db6f5e3cfcc 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ddp.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ddp.c @@ -220,7 +220,7 @@ static bool i40e_ddp_is_pkg_hdr_valid(struct net_device *netdev, netdev_err(netdev, "Invalid DDP profile - size is bigger than 4G"); return false; } - if (size < (sizeof(struct i40e_package_header) + + if (size < (sizeof(struct i40e_package_header) + sizeof(u32) + sizeof(struct i40e_metadata_segment) + sizeof(u32) * 2)) { netdev_err(netdev, "Invalid DDP profile - size is too small."); return false; @@ -281,7 +281,7 @@ int i40e_ddp_load(struct net_device *netdev, const u8 *data, size_t size, if (!i40e_ddp_is_pkg_hdr_valid(netdev, pkg_hdr, size)) return -EINVAL; - if (size < (sizeof(struct i40e_package_header) + + if (size < (sizeof(struct i40e_package_header) + sizeof(u32) + sizeof(struct i40e_metadata_segment) + sizeof(u32) * 2)) { netdev_err(netdev, "Invalid DDP recipe size."); return -EINVAL; diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 388c3d36d96a..c3d5fe12059a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1456,7 +1456,7 @@ struct i40e_ddp_version { struct i40e_package_header { struct i40e_ddp_version version; u32 segment_count; - u32 segment_offset[1]; + u32 segment_offset[]; }; /* Generic segment header */ From patchwork Wed Aug 2 05:05:59 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 13337630 X-Patchwork-Delegate: kuba@kernel.org 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 BDB1615AA for ; Wed, 2 Aug 2023 05:04:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 26A01C433C8; Wed, 2 Aug 2023 05:04:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690952695; bh=20F4xPeEvNj9IuAftI9KVAMz4n8aQOzO8rp3P7fmGNc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=o9z225Vuo0O0cdGOCNgMKn+dvOU5eE4KM84og9IwU8gxi8fE1GdcLi226AenlSZDC vyN968CCLHAicKjG2npw9QyTqf5V/7QZu14QhJGEr4DkIVbWKR7qYIecWtVJzw1T7W EnZjm9vb2bb4d/bdiRASxZ05afIqPnbs8yXhC0nYM0Bqua4+iLDZ9cA8LvkqcX7Vsn nvgxRUpo8d1lo4C+hmsSlHKapcKTwO2CsB0UjWlgs+UD3Vz5T/i3qPzZGITD2F2V4M J9k1qrzUxWHpKqpbPVEyzMjyozTZzMyYntlUSlqJqOkJYXnhkJgBP5a4azkS2YzVeZ YeliueNUPZC5Q== Date: Tue, 1 Aug 2023 23:05:59 -0600 From: "Gustavo A. R. Silva" To: Jesse Brandeburg , Tony Nguyen , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , linux-hardening@vger.kernel.org Subject: [PATCH 2/4][next] i40e: Replace one-element array with flex-array member in struct i40e_profile_segment Message-ID: <52da391229a45fe3dbd5c43167cdb0701a17a361.1690938732.git.gustavoars@kernel.org> References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Patchwork-Delegate: kuba@kernel.org One-element and zero-length arrays are deprecated. So, replace one-element array in struct i40e_profile_segment with flexible-array member. This results in no differences in binary output. Link: https://github.com/KSPP/linux/issues/335 Signed-off-by: Gustavo A. R. Silva Reviewed-by: Simon Horman Tested-by: Pucha Himasekhar Reddy (A Contingent worker at Intel) Tested-by: Justin Stitt Reviewed-by: Justin Stitt --- drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index c3d5fe12059a..f7a984304b65 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1487,7 +1487,7 @@ struct i40e_profile_segment { struct i40e_ddp_version version; char name[I40E_DDP_NAME_SIZE]; u32 device_table_count; - struct i40e_device_id_entry device_table[1]; + struct i40e_device_id_entry device_table[]; }; struct i40e_section_table { From patchwork Wed Aug 2 05:06:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 13337631 X-Patchwork-Delegate: kuba@kernel.org 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 B1ED215AA for ; Wed, 2 Aug 2023 05:05:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14365C433CA; Wed, 2 Aug 2023 05:05:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690952726; bh=mqqkGVbU/w5XVGL8wNFiKBrpnoFsZ0U7xfNm17f7El4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=aVODpFlGBTgJf/7xxXR6C30T6BZmJoEN3+kRYa79kTII0nnf6ub3clATPGufXTnTE P1eFFL1msnaqiFvcfvjhfbIWovhU1tqPpSdnflkPghhkn2lh+hZ5ZVoaHo2VaQypDj xV+96UEjZDU4q2/giYSW3dfh9wWNayYZcKuYJ63+9jB0uKPZfoy3MyJkKN7gxkmCO0 55jVCANF0xJbgIXgoULvPYhOrsgUFYs10dSKWJ46Pm6V3nVYy/aB/0YZ8yNl8Isl/v AEa+nwN887eWcZeTNlqhP7f9DUeSP+L1HcCFO/w3mQm7W43LY4naJJaRTzU9eZdGCu sWK96H0/eRzpQ== Date: Tue, 1 Aug 2023 23:06:30 -0600 From: "Gustavo A. R. Silva" To: Jesse Brandeburg , Tony Nguyen , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , linux-hardening@vger.kernel.org Subject: [PATCH 3/4][next] i40e: Replace one-element array with flex-array member in struct i40e_section_table Message-ID: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Patchwork-Delegate: kuba@kernel.org One-element and zero-length arrays are deprecated. So, replace one-element array in struct i40e_section_table with flexible-array member. This results in no differences in binary output. Link: https://github.com/KSPP/linux/issues/335 Signed-off-by: Gustavo A. R. Silva Reviewed-by: Simon Horman Tested-by: Pucha Himasekhar Reddy (A Contingent worker at Intel) --- drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index f7a984304b65..010261a10f56 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1492,7 +1492,7 @@ struct i40e_profile_segment { struct i40e_section_table { u32 section_count; - u32 section_offset[1]; + u32 section_offset[]; }; struct i40e_profile_section_header { From patchwork Wed Aug 2 05:07:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 13337632 X-Patchwork-Delegate: kuba@kernel.org 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 CB76B15AA for ; Wed, 2 Aug 2023 05:06:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 39A3CC433C7; Wed, 2 Aug 2023 05:06:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1690952762; bh=vIsmaLOHNHCmvZTxuykbw4hyJBbUacnWk4VvMmzUK9Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TGoDdwO7hOgoCxkDVBaD4hulYPoImelxdjPjcsAzBC2Hck8e6L1owP4Unq/187OVz AaStDAYVHCuEzbXh3yndCl5XABgFRv/5KrYue7+slumcRYB7WQ2g3CME5mdZ+llh66 jII4nKJ7g63cth/fX997PJyM8Kry7RBTy31bDAp+MWEwX2BfKZg4uLn9TWVJWWQtP5 oKN++/7yTJTf5yp54Xz8LRF10QeLPhaJaOBXF8ivvu+VLabPMa2Nnf3KHILWMn692S Xb3thfwhybIBYbI34Btvu072VaqksAauTVZoOI3ndEnrtNlYosLlTpWYVOr0c8x5TY woBuhwwh0qrpA== Date: Tue, 1 Aug 2023 23:07:06 -0600 From: "Gustavo A. R. Silva" To: Jesse Brandeburg , Tony Nguyen , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , linux-hardening@vger.kernel.org Subject: [PATCH 4/4][next] i40e: Replace one-element array with flex-array member in struct i40e_profile_aq_section Message-ID: <8b945fa3afeb26b954c400c5b880c0ae175091ac.1690938732.git.gustavoars@kernel.org> References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-Patchwork-Delegate: kuba@kernel.org One-element and zero-length arrays are deprecated. So, replace one-element array in struct i40e_profile_aq_section with flexible-array member. This results in no differences in binary output. Link: https://github.com/KSPP/linux/issues/335 Signed-off-by: Gustavo A. R. Silva Reviewed-by: Simon Horman Tested-by: Pucha Himasekhar Reddy (A Contingent worker at Intel) --- drivers/net/ethernet/intel/i40e/i40e_type.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h index 010261a10f56..b9d50218344b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_type.h +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h @@ -1524,7 +1524,7 @@ struct i40e_profile_aq_section { u16 flags; u8 param[16]; u16 datalen; - u8 data[1]; + u8 data[]; }; struct i40e_profile_info {