[PATCH 6.19 530/781] clk: rockchip: Fix error pointer check after rockchip_clk_register_gate_link()

Greg Kroah-Hartman
2026-02-25T01:37:19Z

From: Miaoqian Lin <linmq006@gmail.com>

[ Upstream commit a8d722f03923b1c6166d39482c6df8f017e185d9 ]

Replace NULL check with IS_ERR_OR_NULL() check after calling
rockchip_clk_register_gate_link() since this function
returns error pointers (ERR_PTR).

Fixes: c62fa612cfa6 ("clk: rockchip: implement linked gate clock support")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://patch.msgid.link/20250805030358.3665878-1-linmq006@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/clk/rockchip/clk.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c
index 2601df3b1066b..9ac9d13e87de0 100644
--- a/drivers/clk/rockchip/clk.c
+++ b/drivers/clk/rockchip/clk.c
@@ -693,7 +693,7 @@ void rockchip_clk_register_late_branches(struct device *dev,
break;
}

- if (!pdev)
+ if (IS_ERR_OR_NULL(pdev))
dev_err(dev, "failed to register device for clock %s\n", list->name);
}
}
--
2.51.0