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From: Thomas Monjalon <thomas@monjalon.net>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2] raw/ioat: fix queue index calculation
Date: Fri, 13 Nov 2020 15:32:23 +0100
Message-ID: <3025900.JrcahK71Xp@thomas> (raw)
In-Reply-To: <20201105104104.219599-1-bruce.richardson@intel.com>

05/11/2020 11:41, Bruce Richardson:
> Coverity flags a possible problem where the 8-bit wq_idx value may have
> errors when shifted and sign-extended to pointer size. Since this can
> only occur if the shift index is larger than any expected value from
> hardware, it's unlikely to cause any real problems, but we can eliminate
> any possible errors, and the coverity issue, by explicitly typecasting
> the uint8_t value to uintptr_t before any shift operations occur.
> 
> Coverity issue: 363695
> Fixes: a33969462135 ("raw/ioat: fix work-queue config size")
> 
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>

Applied, thanks



      reply	other threads:[~2020-11-13 14:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-03 14:48 [dpdk-dev] [PATCH] " Bruce Richardson
2020-11-03 20:21 ` Thomas Monjalon
2020-11-03 21:51   ` Thomas Monjalon
2020-11-04  9:43     ` Bruce Richardson
2020-11-05 10:41 ` [dpdk-dev] [PATCH v2] " Bruce Richardson
2020-11-13 14:32   ` Thomas Monjalon [this message]

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