6.6-stable review patch. If anyone has any objections, please let me know.
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From: Yang Yingliang yangyingliang@huawei.com
[ 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: d3a0946d7ac9 ("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.co... Signed-off-by: Abel Vesa abel.vesa@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/clk/imx/clk-imx8-acm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/clk/imx/clk-imx8-acm.c b/drivers/clk/imx/clk-imx8-acm.c index 1c95ae905eec8..b9ddb74b86f7a 100644 --- a/drivers/clk/imx/clk-imx8-acm.c +++ b/drivers/clk/imx/clk-imx8-acm.c @@ -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; } }