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| author | Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> | 2007-05-08 00:37:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 11:15:27 -0700 |
| commit | 250038f5a7207796fb54aff3dc686d664659cf0c (patch) | |
| tree | 13b0ff75f25f4e1d8f5769e23dc1bac28fe11ba3 | |
| parent | 538c79248c0dc1a4a37d92254a571bd62f6eb7f2 (diff) | |
| download | kernel_samsung_smdk4412-250038f5a7207796fb54aff3dc686d664659cf0c.zip kernel_samsung_smdk4412-250038f5a7207796fb54aff3dc686d664659cf0c.tar.gz kernel_samsung_smdk4412-250038f5a7207796fb54aff3dc686d664659cf0c.tar.bz2 | |
fbdev: avoid vertical overflow when making space for the logo
fbcon_prepare_logo(): Avoid vertical overflow when making space for the logo
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Acked-By: James Simmons <jsimmons@infradead.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/video/console/fbcon.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index 0429fd2..bd131d4 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -618,8 +618,13 @@ static void fbcon_prepare_logo(struct vc_data *vc, struct fb_info *info, r -= cols; } if (!save) { - vc->vc_y += logo_lines; - vc->vc_pos += logo_lines * vc->vc_size_row; + int lines; + if (vc->vc_y + logo_lines >= rows) + lines = rows - vc->vc_y - 1; + else + lines = logo_lines; + vc->vc_y += lines; + vc->vc_pos += lines * vc->vc_size_row; } } scr_memsetw((unsigned short *) vc->vc_origin, |