Commit 61ab7903 authored by Antonino A. Daplas's avatar Antonino A. Daplas Committed by Linus Torvalds

[PATCH] fbdev: Initialize var structure in calc_mode_timings

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: default avatarAntonino Daplas <adaplas@pol.net>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 7c1cd6fd
...@@ -314,11 +314,13 @@ static int edid_is_monitor_block(unsigned char *block) ...@@ -314,11 +314,13 @@ static int edid_is_monitor_block(unsigned char *block)
return 0; 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_var_screeninfo var;
struct fb_info info; struct fb_info info;
memset(&var, 0, sizeof(struct fb_var_screeninfo));
var.xres = xres; var.xres = xres;
var.yres = yres; var.yres = yres;
fb_get_mode(FB_VSYNCTIMINGS | FB_IGNOREMON, fb_get_mode(FB_VSYNCTIMINGS | FB_IGNOREMON,
......
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