diff options
| author | Richard Fitzgerald <rf@opensource.cirrus.com> | 2018-08-28 09:45:37 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2018-08-29 14:02:47 +0200 |
| commit | 5bc5a671b1f4b3aa019264ce970d3683a9ffa761 (patch) | |
| tree | 651b35f08f70caa9c785f541a52e4cb794e3f0d6 /drivers/pinctrl/cirrus/pinctrl-madera-core.c | |
| parent | 823dd71f58eb2133c24af85fad056a8dbb1a76e9 (diff) | |
| download | lwn-5bc5a671b1f4b3aa019264ce970d3683a9ffa761.tar.gz lwn-5bc5a671b1f4b3aa019264ce970d3683a9ffa761.zip | |
pinctrl: madera: Fix possible NULL pointer with pdata config
If we are being configured via pdata we don't necessarily have
any gpio mappings being configured that way so pdata->gpio_config
could be NULL.
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/cirrus/pinctrl-madera-core.c')
| -rw-r--r-- | drivers/pinctrl/cirrus/pinctrl-madera-core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pinctrl/cirrus/pinctrl-madera-core.c b/drivers/pinctrl/cirrus/pinctrl-madera-core.c index ece41fb2848f..c4f4d904e4a6 100644 --- a/drivers/pinctrl/cirrus/pinctrl-madera-core.c +++ b/drivers/pinctrl/cirrus/pinctrl-madera-core.c @@ -1040,7 +1040,7 @@ static int madera_pin_probe(struct platform_device *pdev) } /* if the configuration is provided through pdata, apply it */ - if (pdata) { + if (pdata && pdata->gpio_configs) { ret = pinctrl_register_mappings(pdata->gpio_configs, pdata->n_gpio_configs); if (ret) { |