diff options
| author | Paul Cercueil <paul@crapouillou.net> | 2020-02-13 19:19:51 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-17 17:13:45 +0300 |
| commit | 9eab68f29949148cf89845e96115c7ce8fc7b811 (patch) | |
| tree | 60f2b05824cc40b914b17fa691abf1574a0019e6 | |
| parent | 337731ef8a74b6769e41a7fb6000f84412c1cea8 (diff) | |
| download | linux-9eab68f29949148cf89845e96115c7ce8fc7b811.tar.xz | |
clk: ingenic/jz4770: Exit with error if CGU init failed
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>
| -rw-r--r-- | drivers/clk/ingenic/jz4770-cgu.c | 4 |
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) |