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| author | David Miller <davem@davemloft.net> | 2011-01-11 23:53:38 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2011-03-22 15:47:38 +0900 |
| commit | ec70a9435600a7b4c019671aa0b6e6644b60f0b2 (patch) | |
| tree | 21028839fc8f982c1d5eb893d85209516f01296a /drivers/video/arkfb.c | |
| parent | ed3eb4c803dec3cf2976701f0b5722f98e642855 (diff) | |
| download | lwn-ec70a9435600a7b4c019671aa0b6e6644b60f0b2.tar.gz lwn-ec70a9435600a7b4c019671aa0b6e6644b60f0b2.zip | |
arkfb: 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/arkfb.c')
| -rw-r--r-- | drivers/video/arkfb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c index 53c66e8dcb0b..1c69db310ed5 100644 --- a/drivers/video/arkfb.c +++ b/drivers/video/arkfb.c @@ -535,7 +535,10 @@ static int arkfb_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 = 0x60; par->state.num_seq = 0x30; |