Message ID | 20220605070726.5979-1-linmq006@gmail.com |
---|---|
State | Accepted |
Headers | show |
Series | mtd: parsers: ofpart: Fix refcount leak in bcm4908_partitions_fw_offset | expand |
On Sun, 2022-06-05 at 07:07:23 UTC, Miaoqian Lin wrote: > of_find_node_by_path() 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: bb17230c61a6 ("mtd: parsers: ofpart: support BCM4908 fixed partitions") > Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks. Miquel
diff --git a/drivers/mtd/parsers/ofpart_bcm4908.c b/drivers/mtd/parsers/ofpart_bcm4908.c index 0eddef4c198e..bb072a0940e4 100644 --- a/drivers/mtd/parsers/ofpart_bcm4908.c +++ b/drivers/mtd/parsers/ofpart_bcm4908.c @@ -35,12 +35,15 @@ static long long bcm4908_partitions_fw_offset(void) err = kstrtoul(s + len + 1, 0, &offset); if (err) { pr_err("failed to parse %s\n", s + len + 1); + of_node_put(root); return err; } + of_node_put(root); return offset << 10; } + of_node_put(root); return -ENOENT; }
of_find_node_by_path() 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: bb17230c61a6 ("mtd: parsers: ofpart: support BCM4908 fixed partitions") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- drivers/mtd/parsers/ofpart_bcm4908.c | 3 +++ 1 file changed, 3 insertions(+)