On Mon, Mar 31, 2025 at 10:16:54PM +0800, Henry Martin wrote:
> devm_kasprintf() return NULL if memory allocation fails. Currently,
> wled_configure() does not check for this case, leading to a possible NULL
> pointer dereference.
>
> Add NULL check after devm_kasprintf() to prevent this issue.
>
> Fixes: f86b77583d88 ("backlight: pm8941: Convert to using %pOFn instead of
> device_node.name")
> Signed-off-by: Henry Martin <[email protected]>
> ---
> V1 -> V2: Fix commit message to use imperative mood and wrap lines to 75
> characters.
>
> drivers/video/backlight/qcom-wled.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
Reviewed-by: Dmitry Baryshkov <[email protected]>
--
With best wishes
Dmitry
