RE: [PATCH] dpll: fix return value check for kmemdup

From: Kubalewski, Arkadiusz
Date: Mon May 13 2024 - 04:16:35 EST


>From: Chen Ni <nichen@xxxxxxxxxxx>
>Sent: Monday, May 13, 2024 5:28 AM
>
>The return value of kmemdup() is dst->freq_supported, not
>src->freq_supported. Update the check accordingly.
>
>Fixes: 830ead5fb0c5 ("dpll: fix pin dump crash for rebound module")
>Signed-off-by: Chen Ni <nichen@xxxxxxxxxxx>
>---
> drivers/dpll/dpll_core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/dpll/dpll_core.c b/drivers/dpll/dpll_core.c
>index d0f6693ca142..32019dc33cca 100644
>--- a/drivers/dpll/dpll_core.c
>+++ b/drivers/dpll/dpll_core.c
>@@ -449,7 +449,7 @@ static int dpll_pin_prop_dup(const struct
>dpll_pin_properties *src,
> sizeof(*src->freq_supported);
> dst->freq_supported = kmemdup(src->freq_supported,
> freq_size, GFP_KERNEL);
>- if (!src->freq_supported)
>+ if (!dst->freq_supported)
> return -ENOMEM;
> }
> if (src->board_label) {
>--
>2.25.1

LGTM, Thanks!

Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@xxxxxxxxx>