linux-kernel - Re: [PATCH] spi: Fix comparison of different integer types

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Message-ID: <20121207034804.GC26070@opensource.wolfsonmicro.com>
Date:	Fri, 7 Dec 2012 12:48:06 +0900
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Grant Likely <grant.likely@...retlab.ca>
Cc:	linux-kernel@...r.kernel.org,
	spi-devel-general@...ts.sourceforge.net
Subject: Re: [PATCH] spi: Fix comparison of different integer types

On Thu, Dec 06, 2012 at 11:35:47PM +0000, Grant Likely wrote:
> Fix problem discovered with sparse:
> + drivers/spi/spi.c:1554:37: sparse: incompatible types in comparison expression (different signedness)
> drivers/spi/spi.c: In function 'spi_write_then_read':
> drivers/spi/spi.c:1554:23: warning: comparison of distinct pointer types lacks a cast [enabled by default]
> 
> The change to SPI_BUFSIZ was introduced in commit b3a223ee2, "spi:
> Remove SPI_BUFSIZ restriction on spi_write_then_read()"

Thanks.
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