Hi Eduardo,
> The exynos_tmu_data() function should on entrance test not only for
> valid data pointer, but also for data->tmu_read one.
> It is important, since afterwards it is dereferenced to get
> temperature code.
>
> Signed-off-by: Lukasz Majewski <l.majewski@xxxxxxxxxxx>
> ---
> drivers/thermal/samsung/exynos_tmu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/thermal/samsung/exynos_tmu.c
> b/drivers/thermal/samsung/exynos_tmu.c index 3a19353..a86e0495e 100644
> --- a/drivers/thermal/samsung/exynos_tmu.c
> +++ b/drivers/thermal/samsung/exynos_tmu.c
> @@ -717,7 +717,7 @@ static int exynos_get_temp(void *p, long *temp)
> {
> struct exynos_tmu_data *data = p;
>
> - if (!data)
> + if (!data || !data->tmu_read)
> return -EINVAL;
>
> mutex_lock(&data->lock);
This fix shall be added to v3.20.
--
Best regards,
Lukasz Majewski
Samsung R&D Institute Poland (SRPOL) | Linux Platform Group
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