Commit 33ec82a6 authored by Miaoqian Lin's avatar Miaoqian Lin Committed by Miquel Raynal
Browse files

mtd: maps: Fix refcount leak in of_flash_probe_versatile 



of_find_matching_node_and_match() returns a node pointer with refcount
incremented, we should use of_node_put() on it when not need anymore.
Add missing of_node_put() to avoid refcount leak.

Fixes: b0afd44b ("mtd: physmap_of: add a hook for Versatile write protection")
Signed-off-by: default avatarMiaoqian Lin <linmq006@gmail.com>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20220523140205.48625-1-linmq006@gmail.com
parent f2906aa8

drivers/mtd/maps/physmap-versatile.c

+1 −0
Original line number Diff line number Diff line
@@ -207,6 +207,7 @@ int of_flash_probe_versatile(struct platform_device *pdev, 


		versatile_flashprot = (enum versatile_flashprot)devid->data;

		rmap = syscon_node_to_regmap(sysnp);

		of_node_put(sysnp);

		if (IS_ERR(rmap))

			return PTR_ERR(rmap);