From 0144a2568c7d8e58806d3f176f8454c3a3a35ba0 Mon Sep 17 00:00:00 2001 From: David Miller Date: Tue, 11 Jan 2011 23:54:07 +0000 Subject: [PATCH] vt8623fb: Don't clobber par->state.vgabase during open method. Signed-off-by: David S. Miller Signed-off-by: Paul Mundt --- drivers/video/vt8623fb.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c index 54ddaeb60f0a..eee01a2ae8c9 100644 --- a/drivers/video/vt8623fb.c +++ b/drivers/video/vt8623fb.c @@ -292,7 +292,10 @@ static int vt8623fb_open(struct fb_info *info, int user) mutex_lock(&(par->open_lock)); if (par->ref_count == 0) { + void __iomem *vgabase = par->state.vgabase; + memset(&(par->state), 0, sizeof(struct vgastate)); + par->state.vgabase = vgabase; par->state.flags = VGA_SAVE_MODE | VGA_SAVE_FONTS | VGA_SAVE_CMAP; par->state.num_crtc = 0xA2; par->state.num_seq = 0x50; -- 2.20.1