On 2018/9/19 16:47, Maxime Ripard wrote: > On Tue, Sep 18, 2018 at 03:25:20PM +0800, zhong jiang wrote: >> Fix the following compile warning: >> >> drivers/gpu/drm/sun4i/sun4i_tcon.c:1088: warning: 'has_lvds_alt' may be used >> uninitialized in this function [-Wmaybe-uninitialized] >> bool has_lvds_rst, has_lvds_alt, can_lvds; >> >> Signed-off-by: zhong jiang <zhongji...@huawei.com> > I can't see any code path that would lead to an uninitialized usage of > that variable. > > Which compiler produced that warning? I tried building it today with > gcc 8.1.1, and I don't see that warning either. > > Maxime > I indeed hit the issue. the gcc version is gcc (Ubuntu 5.4.0-6ubuntu1~16.04.9) 5.4.0 20160609
Thanks, zhong jiang