kernel/drivers/video/fbdev/mmp/hw/mmp_ctrl.c
.. .. @@ -518,7 +518,9 @@ 518 518 ret = -ENOENT; 519 519 goto failed; 520 520 } 521 - clk_prepare_enable(ctrl->clk);521 + ret = clk_prepare_enable(ctrl->clk);522 + if (ret)523 + goto failed;522 524 523 525 /* init global regs */ 524 526 ctrl_set_default(ctrl);