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由 Uwe Kleine-König 提交于
clk_prepare, clk_enable and their counterparts (at least the common clk ones, but also most others) do check for the clk being NULL anyhow (and return 0 then), so there is no gain when the caller checks, too. Signed-off-by: NUwe Kleine-König <u.kleine-koenig@pengutronix.de> Acked-by: NFugang Duan <fugang.duan@nxp.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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