From 167f07f1bc20ea1ab51d833deb0c18f5ab93618f Mon Sep 17 00:00:00 2001 From: "Antonino A. Daplas" Date: Tue, 8 May 2007 00:39:54 -0700 Subject: [PATCH] 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 Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/video/console/fbcon.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 34899bd7c9f3..73813c60d03a 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; } } } -- 2.30.2