From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [PATCH 2/2] spi: Prevent a type mismatch warning using min_t() Date: Thu, 18 Feb 2016 14:32:58 +0100 Message-ID: <1455802378-17780-2-git-send-email-thierry.reding@gmail.com> References: <1455802378-17780-1-git-send-email-thierry.reding@gmail.com> Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org To: Mark Brown Return-path: In-Reply-To: <1455802378-17780-1-git-send-email-thierry.reding@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org From: Thierry Reding The min_t() variant of the min() macro uses an explicit cast to the type given in the first argument and can be used to avoid a compiler warning if both types differ (f.e. in signedness). Signed-off-by: Thierry Reding --- drivers/spi/spi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index f123f9f4d779..fe001ec4471e 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -2301,7 +2301,7 @@ static int __spi_split_transfer_maxsize(struct spi_master *master, /* the first transfer just needs the length modified, so we * run it outside the loop */ - xfers[0].len = min(maxsize, xfer[0].len); + xfers[0].len = min_t(size_t, maxsize, xfer[0].len); /* all the others need rx_buf/tx_buf also set */ for (i = 1, offset = maxsize; i < count; offset += maxsize, i++) { -- 2.7.1