From: David Miller <davem@davemloft.net>
To: linux-fbdev@vger.kernel.org
Subject: [PATCH 17/22] arkfb: Don't clobber par->state.vgabase during open
Date: Tue, 11 Jan 2011 23:53:38 +0000 [thread overview]
Message-ID: <20110111.155338.77341413.davem@davemloft.net> (raw)
Signed-off-by: David S. Miller <davem@davemloft.net>
---
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 f328c9d..7a648a7 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;
--
1.7.3.4
reply other threads:[~2011-01-11 23:53 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20110111.155338.77341413.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=linux-fbdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).