From d6a211dbc9038853c79eab45a5ea43b93daa9ea3 Mon Sep 17 00:00:00 2001 From: hjc Date: Tue, 15 Apr 2014 19:08:07 +0800 Subject: [PATCH] rk fb: fix first ddr freq NULL point --- drivers/video/rockchip/rk_fb.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/video/rockchip/rk_fb.c b/drivers/video/rockchip/rk_fb.c index 2299e2c2bc7e..e718ab4a4d7a 100755 --- a/drivers/video/rockchip/rk_fb.c +++ b/drivers/video/rockchip/rk_fb.c @@ -596,8 +596,10 @@ bool rk_fb_poll_wait_frame_complete(void) if (rk_fb_poll_prmry_screen_vblank() == RK_LF_STATUS_NC){ - if(dev_drv->ops->set_irq_to_cpu) - dev_drv->ops->set_irq_to_cpu(dev_drv,1); + if (likely(dev_drv)) { + if(dev_drv->ops->set_irq_to_cpu) + dev_drv->ops->set_irq_to_cpu(dev_drv,1); + } return false; } -- 2.34.1