Re: [PATCH 04/10] of: Fix refcount leakage for OF node returned by __of_get_dma_parent()

On Fri, Dec 06, 2024 at 08:52:30AM +0800, Zijun Hu wrote:

From: Zijun Hu quic_zijuhu@quicinc.com

__of_get_dma_parent() returns OF device node @args.np, but the node's refcount is increased twice, by both of_parse_phandle_with_args() and of_node_get(), so causes refcount leakage for the node.

Fix by directly returning the node got by of_parse_phandle_with_args().

Fixes: f83a6e5dea6c ("of: address: Add support for the parent DMA bus") Cc: stable@vger.kernel.org Signed-off-by: Zijun Hu quic_zijuhu@quicinc.com

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drivers/of/address.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

Applied, thanks.

Rob