[lvc-project] [PATCH] MIPS: BCM63xx: Add check for NULL for clk in clk_enable

[Jonas Gorski]

On Fri, 25 Nov 2022 at 10:28, Anastasia Belova <abelova at astralinux.ru> wrote:
>
> Check clk for NULL before calling clk_enable_unlocked where clk
> is dereferenced. There is such check in other implementations
> of clk_enable.
>
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> Fixes: e7300d04bd08 ("MIPS: BCM63xx: Add support for the Broadcom BCM63xx family of SOCs.")
> Signed-off-by: Anastasia Belova <abelova at astralinux.ru>
> ---
>  arch/mips/bcm63xx/clk.c | 3 +++
>  1 file changed, 3 insertions(+)

Makes sense, especially since clk_disable() already has a NULL check
(in case anybody else wonders).

Reviewed-by: Jonas Gorski <jonas.gorski at gmail.com>