[PATCH] firmware: arm_scpi: Fix a reference leak on device node
Dan Carpenter
dan.carpenter at linaro.org
Sun Jan 18 11:15:37 PST 2026
On Fri, Jan 16, 2026 at 08:54:39PM +0800, Felix Gu wrote:
> When calling of_parse_phandle_with_args(), the caller is responsible
> to call of_node_put() to release the reference of device node.
> In scpi_dev_domain_id, it does not release the reference.
>
> Fixes: 45ca7df7c345 ("firmware: arm_scpi: add support to populate OPPs and get transition latency")
>
nit: delete the blank line after the Fixes tag.
> Signed-off-by: Felix Gu <gu_0233 at qq.com>
Did you find this issue just by reviewing the code? I read the comments
and then looked at a sample of four other callers and none of them
called of_node_put(). So it's a weird thing. If this is really the rule
then we should have a static checker heuristic to enforce it.
regards,
dan carpenter
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