diff options
| author | Antonino A. Daplas <adaplas@gmail.com> | 2007-05-08 07:39:54 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 18:15:33 (GMT) |
| commit | 167f07f1bc20ea1ab51d833deb0c18f5ab93618f (patch) | |
| tree | ca3ef41b8fc3308ba237a0abcae354dff9987e12 /drivers/video/console/fbcon.c | |
| parent | b1e7223f28b4ed5073d2029a3597bf514ff514f2 (diff) | |
| download | linux-167f07f1bc20ea1ab51d833deb0c18f5ab93618f.tar.xz | |
fbcon: check console-fb mapping in fbcon_get_requirement
- Check the console-to-fb mapping in fbcon_get_requirement(), otherwise the
value returned may not be valid for the driver.
- Minor cleanup
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/console/fbcon.c')
| -rw-r--r-- | drivers/video/console/fbcon.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 34899bd..73813c6 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -3048,14 +3048,14 @@ static void fbcon_get_requirement(struct fb_info *info, { struct vc_data *vc; struct display *p; - int charcnt; if (caps->flags) { - int i; + int i, charcnt; for (i = first_fb_vc; i <= last_fb_vc; i++) { vc = vc_cons[i].d; - if (vc && vc->vc_mode == KD_TEXT) { + if (vc && vc->vc_mode == KD_TEXT && + info->node == con2fb_map[i]) { p = &fb_display[i]; caps->x |= 1 << (vc->vc_font.width - 1); caps->y |= 1 << (vc->vc_font.height - 1); @@ -3068,14 +3068,13 @@ static void fbcon_get_requirement(struct fb_info *info, } else { vc = vc_cons[fg_console].d; - if (vc && vc->vc_mode == KD_TEXT) { + if (vc && vc->vc_mode == KD_TEXT && + info->node == con2fb_map[fg_console]) { p = &fb_display[fg_console]; - caps->x |= 1 << (vc->vc_font.width - 1); - caps->y |= 1 << (vc->vc_font.height - 1); - charcnt = (p->userfont) ? + caps->x = 1 << (vc->vc_font.width - 1); + caps->y = 1 << (vc->vc_font.height - 1); + caps->len = (p->userfont) ? FNTCHARCNT(p->fontdata) : 256; - if (caps->len < charcnt) - caps->len = charcnt; } } } |