| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 138/164] clk: qcom: common: fix legacy board-clock registration | Date | Tue, 12 Dec 2017 13:45:18 +0100 |
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4.14-stable review patch. If anyone has any objections, please let me know.
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From: Johan Hovold <johan@kernel.org>
[ Upstream commit 43a51019cc8ff1b1cd2ba72e86563beb40d356fc ]
Make sure to search only the child nodes of "/clocks", rather than the whole device-tree depth-first starting at "/clocks" when determining whether to register a fixed clock in the legacy board-clock registration helper.
Fixes: ee15faffef11 ("clk: qcom: common: Add API to register board clocks backwards compatibly") Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Sasha Levin <alexander.levin@verizon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/clk/qcom/common.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/clk/qcom/common.c +++ b/drivers/clk/qcom/common.c @@ -143,8 +143,10 @@ static int _qcom_cc_register_board_clk(s int ret; clocks_node = of_find_node_by_path("/clocks"); - if (clocks_node) - node = of_find_node_by_name(clocks_node, path); + if (clocks_node) { + node = of_get_child_by_name(clocks_node, path); + of_node_put(clocks_node); + } if (!node) { fixed = devm_kzalloc(dev, sizeof(*fixed), GFP_KERNEL);
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