[PATCH 2/2] Bug fix. Add sanity check for AOI position
STALE6625d
From: York Sun <hidden>
Date: 2008-08-13 20:56:22
Also in:
linuxppc-dev, lkml
Subsystem:
framebuffer layer, the rest · Maintainers:
Helge Deller, Linus Torvalds
AOI position cannot be negative. Signed-off-by: York Sun <redacted> --- 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 d67e79b..8898d2a 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)
--
1.5.2.2
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