From: Greg KH <gregkh@linuxfoundation.org>
To: Xu Yang <xu.yang_2@nxp.com>
Cc: heikki.krogerus@linux.intel.com, peter.chen@kernel.org,
linux-usb@vger.kernel.org, imx@lists.linux.dev, jun.li@nxp.com
Subject: Re: [PATCH] usb: chipidea: udc: initialize bounced_size to avoid coverity warning
Date: Fri, 17 Jan 2025 12:09:29 +0100 [thread overview]
Message-ID: <2025011707-sample-unifier-9204@gregkh> (raw)
In-Reply-To: <20250114102815.2311956-1-xu.yang_2@nxp.com>
On Tue, Jan 14, 2025 at 06:28:15PM +0800, Xu Yang wrote:
> The synopsys covertiy tool complains "Using uninitialized value
> bounced_size." at some condition.
>
> sg_dma_len(sg) = min(sg_dma_len(sg), bounced_size);
> ^~~~~~~~~~~~
> Although it can't happen, try remove the warning by initializing it.
No, we don't work around broken tools, fix the tool, don't abuse our
code for that, sorry.
greg k-h
next prev parent reply other threads:[~2025-01-17 11:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-14 10:28 [PATCH] usb: chipidea: udc: initialize bounced_size to avoid coverity warning Xu Yang
2025-01-17 11:09 ` Greg KH [this message]
2025-01-20 8:57 ` Xu Yang
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