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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-05-25 09:34:52 (GMT) |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-08-19 08:29:34 (GMT) |
| commit | 2970840c034838d717126fbec0b38029c7f04852 (patch) | |
| tree | 6c58cb6ae8f2ebc5c7843a9fa2775dc7622ece63 /drivers/video/acornfb.c | |
| parent | 3846e93a65b1a127f59203606c0e92dd22f08782 (diff) | |
| download | linux-fsl-qoriq-2970840c034838d717126fbec0b38029c7f04852.tar.xz | |
acornfb: use display information in info not in var for panning
We must not use any information in the passed var besides xoffset,
yoffset and vmode as otherwise applications might abuse it.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/video/acornfb.c')
| -rw-r--r-- | drivers/video/acornfb.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c index 3bacc12..b303f17 100644 --- a/drivers/video/acornfb.c +++ b/drivers/video/acornfb.c @@ -850,9 +850,9 @@ acornfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) u_int y_bottom = var->yoffset; if (!(var->vmode & FB_VMODE_YWRAP)) - y_bottom += var->yres; + y_bottom += info->var.yres; - if (y_bottom > var->yres_virtual) + if (y_bottom > info->var.yres_virtual) return -EINVAL; acornfb_update_dma(info, var); |