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clk: imx: imx8-acm: Fix return value check in clk_imx_acm_attach_pm_domains()

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[ Upstream commit 81a206d736 ]

If device_link_add() fails, it returns NULL pointer not ERR_PTR(),
replace IS_ERR() with NULL pointer check, and return -EINVAL.

Fixes: d3a0946d7a ("clk: imx: imx8: add audio clock mux driver")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20241026112452.1523-1-yangyingliang@huaweicloud.com
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Yang Yingliang
2024-10-26 19:24:52 +08:00
committed by Greg Kroah-Hartman
parent 5656eb9aa1
commit 53d70449d5
1 changed files with 2 additions and 2 deletions
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drivers/clk/imx/clk-imx8-acm.c
+2 -2
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@@ -294,9 +294,9 @@ static int clk_imx_acm_attach_pm_domains(struct device *dev,
DL_FLAG_STATELESS |
DL_FLAG_PM_RUNTIME |
DL_FLAG_RPM_ACTIVE);
if (IS_ERR(dev_pm->pd_dev_link[i])) {
if (!dev_pm->pd_dev_link[i]) {
dev_pm_domain_detach(dev_pm->pd_dev[i], false);
ret = PTR_ERR(dev_pm->pd_dev_link[i]);
ret = -EINVAL;
goto detach_pm;
}
}