From: Paul Cercueil paul@crapouillou.net
commit c067b46d731a764fc46ecc466c2967088c97089e upstream.
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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/clk/ingenic/jz4770-cgu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/clk/ingenic/jz4770-cgu.c +++ b/drivers/clk/ingenic/jz4770-cgu.c @@ -436,8 +436,10 @@ static void __init jz4770_cgu_init(struc
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)