Re: [PATCH] pinctrl: rockchip: fix memleak in rockchip_dt_node_to_map

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Am Mittwoch, 6. Mai 2020, 12:09:03 CEST schrieb Dafna Hirschfeld:
> In function rockchip_dt_node_to_map, a new_map variable is
> allocated by:
> 
> new_map = devm_kcalloc(pctldev->dev, map_num, sizeof(*new_map),
> 		       GFP_KERNEL);
> 
> This uses devres and attaches new_map to the pinctrl driver.
> This cause a leak since new_map is not released when the probed
> driver is removed. Fix it by using kcalloc to allocate new_map
> and free it in `rockchip_dt_free_map`
> 
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@xxxxxxxxxxxxx>

Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx>




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