Re: [PATCH] iio: adc: meson-saradc: check for devm_kasprintf failure

From: Martin Blumenstingl
Date: Thu Nov 22 2018 - 16:45:09 EST


On Thu, Nov 22, 2018 at 8:52 AM Nicholas Mc Guire <hofrat@xxxxxxxxx> wrote:
>
> devm_kasprintf() may return NULL on failure of internal allocation thus
> the assignments to init.name are not safe if not checked. On error
> meson_sar_adc_clk_init() returns negative values so -ENOMEM in the
> (unlikely) failure case of devm_kasprintf() should be fine here.
>
> Signed-off-by: Nicholas Mc Guire <hofrat@xxxxxxxxx>
> Fixes: 3adbf3427330 ("iio: adc: add a driver for the SAR ADC found in Amlogic Meson SoCs")
Acked-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>

thank you for the patch!
I tested the non-error case on my Odroid-C1 and it still works fine.


Regards
Martin