6.12-stable review patch. If anyone has any objections, please let me know.
------------------
From: Charles Han <hanchunchao@xxxxxxxxxx>
[ Upstream commit 969c765e2b508cca9099d246c010a1e48dcfd089 ]
Add NULL check in applnco_probe, to handle kernel NULL pointer
dereference error.
Fixes: 6641057d5dba ("clk: clk-apple-nco: Add driver for Apple NCO")
Signed-off-by: Charles Han <hanchunchao@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20241114072820.3071-1-hanchunchao@xxxxxxxxxx
Reviewed-by: Martin Povišer <povik+lin@xxxxxxxxxxx>
Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/clk/clk-apple-nco.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/clk/clk-apple-nco.c b/drivers/clk/clk-apple-nco.c
index 39472a51530a3..457a48d489412 100644
--- a/drivers/clk/clk-apple-nco.c
+++ b/drivers/clk/clk-apple-nco.c
@@ -297,6 +297,9 @@ static int applnco_probe(struct platform_device *pdev)
memset(&init, 0, sizeof(init));
init.name = devm_kasprintf(&pdev->dev, GFP_KERNEL,
"%s-%d", np->name, i);
+ if (!init.name)
+ return -ENOMEM;
+
init.ops = &applnco_ops;
init.parent_data = &pdata;
init.num_parents = 1;
--
2.43.0
