From: "naamax.meir" <naamax.meir@linux.intel.com>
To: Tom Rix <trix@redhat.com>,
jesse.brandeburg@intel.com, anthony.l.nguyen@intel.com,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, richardcochran@gmail.com, nathan@kernel.org,
ndesaulniers@google.com, vinicius.gomes@intel.com,
jeffrey.t.kirsher@intel.com
Cc: netdev@vger.kernel.org, llvm@lists.linux.dev,
intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [Intel-wired-lan] [PATCH] igc: return an error if the mac type is unknown in igc_ptp_systim_to_hwtstamp()
Date: Mon, 23 Jan 2023 13:15:26 +0200 [thread overview]
Message-ID: <59a81c79-7770-7673-5ebd-d79c44824554@linux.intel.com> (raw)
In-Reply-To: <20230114140412.3975245-1-trix@redhat.com>
On 1/14/2023 16:04, Tom Rix wrote:
> clang static analysis reports
> drivers/net/ethernet/intel/igc/igc_ptp.c:673:3: warning: The left operand of
> '+' is a garbage value [core.UndefinedBinaryOperatorResult]
> ktime_add_ns(shhwtstamps.hwtstamp, adjust);
> ^ ~~~~~~~~~~~~~~~~~~~~
>
> igc_ptp_systim_to_hwtstamp() silently returns without setting the hwtstamp
> if the mac type is unknown. This should be treated as an error.
>
> Fixes: 81b055205e8b ("igc: Add support for RX timestamping")
> Signed-off-by: Tom Rix <trix@redhat.com>
> ---
> drivers/net/ethernet/intel/igc/igc_ptp.c | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
Tested-by: Naama Meir <naamax.meir@linux.intel.com>
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prev parent reply other threads:[~2023-01-23 11:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-14 14:04 [Intel-wired-lan] [PATCH] igc: return an error if the mac type is unknown in igc_ptp_systim_to_hwtstamp() Tom Rix
2023-01-15 18:03 ` Simon Horman
2023-01-18 5:24 ` Neftin, Sasha
2023-01-23 11:15 ` naamax.meir [this message]
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