From: eric@anholt.net (Eric Anholt)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] staging: vc04_services: parse_rx_slots() - Fix compiler warning
Date: Tue, 01 Nov 2016 09:38:45 -0700 [thread overview]
Message-ID: <87k2cni296.fsf@eliezer.anholt.net> (raw)
In-Reply-To: <20161101152114.19394-1-mzoran@crowfest.net>
Michael Zoran <mzoran@crowfest.net> writes:
> vc04_services contains a debug logging mechanism. The log is
> maintained in a shared memory area between the kernel and the
> firmware. Changing the sizes of the data in this area would
> require a firmware change which is distributed independently
> from the kernel binary.
>
> One of the items logged is the address of received messages.
> This address is a pointer, but the debugging slot used to store
> the information is a 32 bit integer.
>
> Luckily, this value is never interpreted by anything other
> then debug tools and it is expected that a human debugging
> the kernel interpret it.
>
> This change adds a cast to long before the original cast
> to int to silence the warning.
>
> Signed-off-by: Michael Zoran <mzoran@crowfest.net>
Thanks for sorting this out.
Reviewed-by: Eric Anholt <eric@anholt.net>
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prev parent reply other threads:[~2016-11-01 16:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-01 15:21 [PATCH] staging: vc04_services: parse_rx_slots() - Fix compiler warning Michael Zoran
2016-11-01 16:38 ` Eric Anholt [this message]
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