[PATCH] clk: ingenic/jz4770: Exit with error if CGU init failed

From: Paul Cercueil
Date: Sat Dec 14 2019 - 17:35:11 EST


Exit jz4770_cgu_init() if the 'cgu' pointer we get is NULL, since the
pointer is passed as argument to functions later on.

Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
drivers/clk/ingenic/jz4770-cgu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/ingenic/jz4770-cgu.c b/drivers/clk/ingenic/jz4770-cgu.c
index 956dd653a43d..c051ecba5cf8 100644
--- a/drivers/clk/ingenic/jz4770-cgu.c
+++ b/drivers/clk/ingenic/jz4770-cgu.c
@@ -432,8 +432,10 @@ static void __init jz4770_cgu_init(struct device_node *np)

cgu = ingenic_cgu_new(jz4770_cgu_clocks,
ARRAY_SIZE(jz4770_cgu_clocks), np);
- if (!cgu)
+ if (!cgu) {
pr_err("%s: failed to initialise CGU\n", __func__);
+ return;
+ }

retval = ingenic_cgu_register_clocks(cgu);
if (retval)
--
2.24.0