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authorPaul Cercueil <paul@crapouillou.net>2020-02-13 17:19:51 +0100
committerStephen Boyd <sboyd@kernel.org>2020-03-21 01:08:40 +0100
commitc067b46d731a764fc46ecc466c2967088c97089e (patch)
tree4226d72b4780fb0688ec26f4a186b1dae7329bce /drivers/clk/ingenic
parentclk: JZ4780: Add function for enable the second core. (diff)
downloadlinux-c067b46d731a764fc46ecc466c2967088c97089e.tar.xz
linux-c067b46d731a764fc46ecc466c2967088c97089e.zip
clk: ingenic/jz4770: Exit with error if CGU init failed
Exit jz4770_cgu_init() if the 'cgu' pointer we get is NULL, since the pointer is passed as argument to functions later on. Fixes: 7a01c19007ad ("clk: Add Ingenic jz4770 CGU driver") Cc: stable@vger.kernel.org Signed-off-by: Paul Cercueil <paul@crapouillou.net> Reported-by: kbuild test robot <lkp@intel.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Link: https://lkml.kernel.org/r/20200213161952.37460-1-paul@crapouillou.net Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/ingenic')
-rw-r--r--drivers/clk/ingenic/jz4770-cgu.c4
1 files changed, 3 insertions, 1 deletions
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)