From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Alex Elder <elder@linaro.org>
Cc: syadagir@codeaurora.org, ejcaruso@google.com, arnd@arndb.de,
netdev@vger.kernel.org, ilias.apalodimas@linaro.org,
linux-kernel@vger.kernel.org, evgreen@chromium.org,
david.brown@linaro.org, agross@kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-arm-msm@vger.kernel.org, subashab@codeaurora.org,
davem@davemloft.net, cpratapa@codeaurora.org, benchan@google.com
Subject: Re: [PATCH 7/8] net: qualcomm: rmnet: mark endianness of struct rmnet_map_dl_csum_trailer fields
Date: Mon, 20 May 2019 10:17:55 -0700 [thread overview]
Message-ID: <20190520171755.GV2085@tuxbook-pro> (raw)
In-Reply-To: <20190520135354.18628-8-elder@linaro.org>
On Mon 20 May 06:53 PDT 2019, Alex Elder wrote:
> Two 16-bit fields (csum_start_offset and csum_length) in the
> rmnet_map_dl_csum_trailer structure are currently defined to have
> type u16. But they are in fact big endian values, so should be
> properly represented as __be16 values.
>
> No existing code actually references these fields (they're ignored by
> rmnet_map_ipv4_dl_csum_trailer() and rmnet_map_ipv6_dl_csum_trailer()).
> Changing their type therefore causes no harm, so just fix them.
>
> Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---
> drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h
> index fb1cdb4ec41f..775b98d34e94 100644
> --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h
> +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_map.h
> @@ -52,8 +52,8 @@ struct rmnet_map_header {
> struct rmnet_map_dl_csum_trailer {
> u8 reserved1;
> u8 flags; /* RMNET_MAP_DL_* */
> - u16 csum_start_offset;
> - u16 csum_length;
> + __be16 csum_start_offset;
> + __be16 csum_length;
> __be16 csum_value;
> } __aligned(1);
>
> --
> 2.20.1
>
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next prev parent reply other threads:[~2019-05-20 17:17 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-20 13:53 [PATCH 0/8] net: introduce "include/linux/if_rmnet.h" Alex Elder
2019-05-20 13:53 ` [PATCH 1/8] net: qualcomm: rmnet: fix struct rmnet_map_header Alex Elder
2019-05-20 15:38 ` Bjorn Andersson
2019-05-20 20:11 ` Subash Abhinov Kasiviswanathan
2019-05-20 21:23 ` Alex Elder
2019-05-21 1:32 ` Subash Abhinov Kasiviswanathan
2019-05-21 2:30 ` Alex Elder
2019-05-21 3:07 ` Bjorn Andersson
2019-05-21 11:03 ` Alex Elder
2019-05-20 13:53 ` [PATCH 2/8] net: qualcomm: rmnet: kill RMNET_MAP_GET_*() accessor macros Alex Elder
2019-05-20 15:41 ` Bjorn Andersson
2019-05-20 13:53 ` [PATCH 3/8] net: qualcomm: rmnet: use field masks instead of C bit-fields Alex Elder
2019-05-20 15:43 ` Bjorn Andersson
2019-05-20 13:53 ` [PATCH 4/8] net: qualcomm: rmnet: don't use C bit-fields in rmnet checksum header Alex Elder
2019-05-20 15:49 ` Bjorn Andersson
2019-05-20 13:53 ` [PATCH 5/8] net: qualcomm: rmnet: don't use C bit-fields in rmnet checksum trailer Alex Elder
2019-05-20 17:17 ` Bjorn Andersson
2019-05-20 13:53 ` [PATCH 6/8] net: qualcomm: rmnet: get rid of a variable in rmnet_map_ipv4_ul_csum_header() Alex Elder
2019-05-20 17:17 ` Bjorn Andersson
2019-05-20 13:53 ` [PATCH 7/8] net: qualcomm: rmnet: mark endianness of struct rmnet_map_dl_csum_trailer fields Alex Elder
2019-05-20 17:17 ` Bjorn Andersson [this message]
2019-05-20 13:53 ` [PATCH 8/8] net: introduce "include/linux/if_rmnet.h" Alex Elder
2019-05-20 17:18 ` Bjorn Andersson
2019-05-20 18:00 ` [PATCH 0/8] " Alex Elder
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