From: "Antonino A. Daplas" The var structure in calc_mode_timings is not properly initialized (zero set) which leads to undefined behavior when it is passed to fb_get_mode(). Signed-off-by: Antonino Daplas Signed-off-by: Andrew Morton --- drivers/video/fbmon.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletion(-) diff -puN drivers/video/fbmon.c~fbdev-initialize-var-structure-in-calc_mode_timings drivers/video/fbmon.c --- 25/drivers/video/fbmon.c~fbdev-initialize-var-structure-in-calc_mode_timings Thu Sep 1 17:04:52 2005 +++ 25-akpm/drivers/video/fbmon.c Thu Sep 1 17:04:52 2005 @@ -314,11 +314,13 @@ static int edid_is_monitor_block(unsigne return 0; } -static void calc_mode_timings(int xres, int yres, int refresh, struct fb_videomode *mode) +static void calc_mode_timings(int xres, int yres, int refresh, + struct fb_videomode *mode) { struct fb_var_screeninfo var; struct fb_info info; + memset(&var, 0, sizeof(struct fb_var_screeninfo)); var.xres = xres; var.yres = yres; fb_get_mode(FB_VSYNCTIMINGS | FB_IGNOREMON, _