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From: Tony Lindgren <tony@atomide.com>
To: Kees Cook <keescook@chromium.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
	Aaro Koskinen <aaro.koskinen@iki.fi>,
	"Gustavo A. R. Silva" <gustavo@embeddedor.com>,
	linux-kernel@vger.kernel.org,
	Russell King <linux@armlinux.org.uk>,
	linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: OMAP: dma: Mark expected switch fall-throughs
Date: Tue, 13 Aug 2019 05:00:49 -0700	[thread overview]
Message-ID: <20190813120049.GV52127@atomide.com> (raw)
In-Reply-To: <201907290934.B2053972E3@keescook>

* Kees Cook <keescook@chromium.org> [190729 16:35]:
> On Sun, Jul 28, 2019 at 06:22:40PM -0500, Gustavo A. R. Silva wrote:
> > Mark switch cases where we are expecting to fall through.
> > 
> > This patch fixes the following warnings:
> > 
> > arch/arm/plat-omap/dma.c: In function 'omap_set_dma_src_burst_mode':
> > arch/arm/plat-omap/dma.c:384:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
> >    if (dma_omap2plus()) {
> >       ^
> > arch/arm/plat-omap/dma.c:393:2: note: here
> >   case OMAP_DMA_DATA_BURST_16:
> >   ^~~~
> > arch/arm/plat-omap/dma.c:394:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
> >    if (dma_omap2plus()) {
> >       ^
> > arch/arm/plat-omap/dma.c:402:2: note: here
> >   default:
> >   ^~~~~~~
> > arch/arm/plat-omap/dma.c: In function 'omap_set_dma_dest_burst_mode':
> > arch/arm/plat-omap/dma.c:473:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
> >    if (dma_omap2plus()) {
> >       ^
> > arch/arm/plat-omap/dma.c:481:2: note: here
> >   default:
> >   ^~~~~~~
> > 
> > Notice that, in this particular case, the code comment is
> > modified in accordance with what GCC is expecting to find.
> > 
> > Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
> > Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
> 
> Reviewed-by: Kees Cook <keescook@chromium.org>

Applying into fixes thanks.

Tony

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      reply	other threads:[~2019-08-13 12:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-28 23:22 [PATCH] ARM: OMAP: dma: Mark expected switch fall-throughs Gustavo A. R. Silva
2019-07-29 16:34 ` Kees Cook
2019-08-13 12:00   ` Tony Lindgren [this message]

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