diff options
| author | York Sun <yorksun@freescale.com> | 2008-08-15 00:40:29 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-15 08:35:43 -0700 |
| commit | fdfaa4833f984c6f8d44afb1fed6c0c775e6e67b (patch) | |
| tree | 477d1d2721b1cefb405052ed1dbc814be4dcdb3d | |
| parent | ae5591e3f4754478b397a4e09ebd7cf4774ef88e (diff) | |
freescale DIU: bug fix: add sanity check for AOI position
AOI position cannot be negative.
Signed-off-by: York Sun <yorksun@freescale.com>
Cc: Kumar Gala <galak@gate.crashing.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/video/fsl-diu-fb.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/video/fsl-diu-fb.c b/drivers/video/fsl-diu-fb.c index d9d24938da9e..fb51197d1c98 100644 --- a/drivers/video/fsl-diu-fb.c +++ b/drivers/video/fsl-diu-fb.c @@ -479,6 +479,10 @@ static void adjust_aoi_size_position(struct fb_var_screeninfo *var, base_plane_width = machine_data->fsl_diu_info[0]->var.xres; base_plane_height = machine_data->fsl_diu_info[0]->var.yres; + if (mfbi->x_aoi_d < 0) + mfbi->x_aoi_d = 0; + if (mfbi->y_aoi_d < 0) + mfbi->y_aoi_d = 0; switch (index) { case 0: if (mfbi->x_aoi_d != 0) |