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

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BugLink: https://bugs.launchpad.net/bugs/2101915

[ Upstream commit 81a206d736c19139d3863b79e7174f9e98b45499 ]

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>
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
This commit is contained in:
Yang Yingliang
2025-03-11 08:51:19 +09:00
committed by Stefan Bader
parent 803075a885
commit 488f93f79c
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/clk/imx/clk-imx8-acm.c
+2 -2
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@@ -289,9 +289,9 @@ 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;
}
}