[PATCH 07/23] interconnect: qcom: rpm: fix probe PM domain error handling

Johan Hovold
2023-02-01T10:16:38Z

Make sure to disable clocks also in case attaching the power domain
fails.

Fixes: 7de109c0abe9 ("interconnect: icc-rpm: Add support for bus power domain")
Cc: stable@vger.kernel.org # 5.17
Cc: Yassine Oudjana <y.oudjana@protonmail.com>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
drivers/interconnect/qcom/icc-rpm.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c
index 91778cfcbc65..da595059cafd 100644
--- a/drivers/interconnect/qcom/icc-rpm.c
+++ b/drivers/interconnect/qcom/icc-rpm.c
@@ -498,8 +498,7 @@ int qnoc_probe(struct platform_device *pdev)

if (desc->has_bus_pd) {
ret = dev_pm_domain_attach(dev, true);
- if (ret)
- return ret;
+ goto err_disable_clks;
}

provider = &qp->provider;
@@ -514,8 +513,7 @@ int qnoc_probe(struct platform_device *pdev)
ret = icc_provider_add(provider);
if (ret) {
dev_err(dev, "error adding interconnect provider: %d\n", ret);
- clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks);
- return ret;
+ goto err_disable_clks;
}

for (i = 0; i < num_nodes; i++) {
@@ -550,8 +548,9 @@ int qnoc_probe(struct platform_device *pdev)
return 0;
err:
icc_nodes_remove(provider);
- clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks);
icc_provider_del(provider);
+err_disable_clks:
+ clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks);

return ret;
}
--
2.39.1