[igt-dev] [PATCH i-g-t 1/2] lib/igt_eld: fix potential read from undefined value
Peres, Martin
martin.peres at intel.com
Tue Jun 18 13:01:49 UTC 2019
On 18/06/2019 15:55, Ser, Simon wrote:
> If the ELD doesn't contain a monitor_present line (this shouldn't happen), then
> the value is garbage. Define the variable as a safety net.
>
> Signed-off-by: Simon Ser <simon.ser at intel.com>
Reviewed-by: Martin Peres <martin.peres at linux.intel.com>
> ---
> lib/igt_eld.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/lib/igt_eld.c b/lib/igt_eld.c
> index 15dd8ac95189..3d7fd4dd0a82 100644
> --- a/lib/igt_eld.c
> +++ b/lib/igt_eld.c
> @@ -152,7 +152,7 @@ static bool eld_parse_entry(const char *path, struct eld_entry *eld)
> char buf[1024];
> char *key, *value, *sad_key;
> size_t len;
> - bool monitor_present;
> + bool monitor_present = false;
> int sad_index;
>
> memset(eld, 0, sizeof(*eld));
>
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