fix alpha boot oops
PATCH 1/1 fix alpha boot oops
Oops in fb_set_cmap caused by palette_cmap.transp uninitialized. By inspection, fb_blank appears to have the same problem.
r~
===== fbmem.c 1.49 vs edited =====
fbmem.c renamed from drivers/video/fbmem.c +3 -2
@@ -386,6 +386,7 @@ palette_cmap.red = palette_red; palette_cmap.green = palette_green; palette_cmap.blue = palette_blue; + palette_cmap.transp =NULL ;for (i =0 ; i <LINUX_LOGO_COLORS ; i += n) { n =LINUX_LOGO_COLORS - i;
@@ -767,6 +768,7 @@int fb_blank (int blank,struct fb_info *info) { +/* ??? Varible sized stack allocation. */ u16 black[info->cmap.len];struct fb_cmap cmap;
@@ -775,8 +777,7 @@if (blank) {memset (black,0 , info->cmap.len *sizeof (u16)); cmap.red = cmap.green = cmap.blue = black; -if (info->cmap.transp) - cmap.transp = black; + cmap.transp = info->cmap.transp ? black :NULL ; cmap.start = info->cmap.start; cmap.len = info->cmap.len; }else