Re: [PATCH 2/2] livepatch: check kzalloc return values

From: Miroslav Benes
Date: Mon Dec 17 2018 - 06:43:56 EST

On Fri, 14 Dec 2018, Nicholas Mc Guire wrote:

> kzalloc() return should always be checked - notably in example code
> where this may be seen as reference. On failure of allocation in
> livepatch_fix1_dummy_alloc() respectively dummy_alloc() previous
> allocation is freed (thanks to Petr Mladek <pmladek@xxxxxxxx> for
> catching this) and NULL returned.
> Signed-off-by: Nicholas Mc Guire <hofrat@xxxxxxxxx>
> Fixes: 439e7271dc2b ("livepatch: introduce shadow variable API")

Acked-by: Miroslav Benes <mbenes@xxxxxxx>