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Message-ID: <498EE9C0.3010601@gmail.com> Date: Sun, 08 Feb 2009 15:18:40 +0100 From: Roel Kluin <roel.kluin@...il.com> To: dbrownell@...rs.sourceforge.net CC: spi-devel-general@...ts.sourceforge.net, lkml <linux-kernel@...r.kernel.org> Subject: [PATCH] spi: limit reaches -1, tested 0 With a postfix decrement limit will reach -1 rather than 0, so the warning will not be issued. Signed-off-by: Roel Kluin <roel.kluin@...il.com> --- diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c index 269a55e..a4652f1 100644 --- a/drivers/spi/spi_imx.c +++ b/drivers/spi/spi_imx.c @@ -779,7 +779,7 @@ static irqreturn_t interrupt_transfer(struct driver_data *drv_data) /* Read trailing bytes */ limit = loops_per_jiffy << 1; - while ((read(drv_data) == 0) && limit--); + while ((read(drv_data) == 0) && --limit); if (limit == 0) dev_err(&drv_data->pdev->dev, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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