spi/bcm63xx: check return value of clk_prepare_enable
authorJonas Gorski <jogo@openwrt.org>
Tue, 17 Dec 2013 20:42:09 +0000 (21:42 +0100)
committerMark Brown <broonie@linaro.org>
Tue, 17 Dec 2013 22:40:19 +0000 (22:40 +0000)
Ensure we notice if the clock cannot be enabled for any reason and pass
the error down.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Signed-off-by: Mark Brown <broonie@linaro.org>

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