Commit c85012ad authored Jun 21, 2014 by Russell King Committed by Mark Brown Jun 21, 2014

spi: spi-orion: check return value from clk_prepare()/clk_enable()



clk_prepare()/clk_enable() can fail, and it's return value should
be checked.  Add the proper checking, and while we're here, convert
to clk_prepare_enable().

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Mark Brown <broonie@linaro.org>

parent 7171511e

drivers/spi/spi-orion.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -382,8 +382,10 @@ static int orion_spi_probe(struct platform_device *pdev)
		goto out;
		}

		clk_prepare(spi->clk);
		clk_enable(spi->clk);
		status = clk_prepare_enable(spi->clk);
		if (status)
		goto out;

		tclk_hz = clk_get_rate(spi->clk);
		master->max_speed_hz = DIV_ROUND_UP(tclk_hz, 4);
		master->min_speed_hz = DIV_ROUND_UP(tclk_hz, 30);