rk30: clock: clk_get_parent return error when clk invalid
author黄涛 <huangtao@rock-chips.com>
Mon, 7 May 2012 12:11:36 +0000 (20:11 +0800)
committer黄涛 <huangtao@rock-chips.com>
Mon, 7 May 2012 12:24:16 +0000 (20:24 +0800)
commitfd8103d56ad8b98f28b9a665dd4f3eefd9d90be2
treefe60b6dc95b8357a0f08beae952b8b0dc2ac41f6
parent03ff0147bdad7b1cdcfb8acf4ed2371cbde8414b
rk30: clock: clk_get_parent return error when clk invalid
arch/arm/mach-rk30/clock.c