The Coverity checker spotted the following two array overruns in
drivers/video/aty/atyfb_base.c:
<-- snip -->
...
static const u32 lt_lcd_regs[] = {
CONFIG_PANEL_LG,
LCD_GEN_CNTL_LG,
DSTN_CONTROL_LG,
HFB_PITCH_ADDR_LG,
HORZ_STRETCHING_LG,
VERT_STRETCHING_LG,
0, /* EXT_VERT_STRETCH */
LT_GIO_LG,
POWER_MANAGEMENT_LG
};
void aty_st_lcd(int index, u32 val, const struct atyfb_par *par)
{
if (M64_HAS(LT_LCD_REGS)) {
aty_st_le32(lt_lcd_regs[index], val, par);
...
}
...
u32 aty_ld_lcd(int index, const struct atyfb_par *par)
{
if (M64_HAS(LT_LCD_REGS)) {
return aty_ld_le32(lt_lcd_regs[index], par);
...
}
...
static int aty_bl_update_status(struct backlight_device *bd)
{
struct atyfb_par *par = class_get_devdata(&bd->class_dev);
unsigned int reg = aty_ld_lcd(LCD_MISC_CNTL, par);
...
aty_st_lcd(LCD_MISC_CNTL, reg, par);
return 0;
}
...
<-- snip -->
LCD_MISC_CNTL = 0x14 = 20 > 8
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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