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authorDavid Miller <davem@davemloft.net>2011-01-11 23:54:07 +0000
committerPaul Mundt <lethal@linux-sh.org>2011-03-22 15:47:47 +0900
commit0144a2568c7d8e58806d3f176f8454c3a3a35ba0 (patch)
tree88ec2f4aa50112084a177fb52646d6071d35a518 /drivers/video/vt8623fb.c
parent3ff259f2ed21e4438dc7937348710397e5ebd71e (diff)
vt8623fb: Don't clobber par->state.vgabase during open method.
Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/video/vt8623fb.c')
-rw-r--r--drivers/video/vt8623fb.c3
1 files changed, 3 insertions, 0 deletions
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;