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TP Diffenbach pointed out the risk here. Added a check for bad input values

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here, and I also made the argument named 'index' and made it unsigned to
better match what it actually is used for.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3899 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Stenberg 2003-07-28 09:08:49 +00:00
parent 182d786cb1
commit acbd9bd0c8
1 changed files with 6 additions and 3 deletions
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9
firmware/backlight.c
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@ -39,7 +39,7 @@ static bool charger_was_inserted = 0;
static bool backlight_on_when_charging = 0; static bool backlight_on_when_charging = 0;
static int backlight_timer; static int backlight_timer;
static int backlight_timeout = 5; static unsigned int backlight_timeout = 5;
const char backlight_timeout_value[19] = const char backlight_timeout_value[19] =
{ {
@ -125,9 +125,12 @@ int backlight_get_timeout(void)
return backlight_timeout; return backlight_timeout;
} }
void backlight_set_timeout(int seconds) void backlight_set_timeout(unsigned int index)
{ {
backlight_timeout = seconds; if(index >= sizeof(backlight_timeout_value))
/* if given a weird value, use 0 */
index=0;
backlight_timeout = index; /* index in the backlight_timeout_value table */
backlight_on(); backlight_on();
} }