diff options
| author | Tom Rini <trini@ti.com> | 2014-10-23 14:05:34 -0400 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-10-23 14:05:34 -0400 |
| commit | 03a3536c7b7f2902932606da9248c6f08318174a (patch) | |
| tree | 414815bd812360c88c338416f5bb6c67ed7ba75d /drivers/gpio | |
| parent | 7bfd5ee1170eca10d26858b6b2ed36317cc686fd (diff) | |
| parent | 9aafef4f360616a507578b8868092f096b093aa9 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-tegra
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/tegra_gpio.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpio/tegra_gpio.c b/drivers/gpio/tegra_gpio.c index 1cc4abb8a93..70663fc4dec 100644 --- a/drivers/gpio/tegra_gpio.c +++ b/drivers/gpio/tegra_gpio.c @@ -171,6 +171,9 @@ static int tegra_gpio_request(struct udevice *dev, unsigned offset, { struct tegra_port_info *state = dev_get_priv(dev); + if (!label) + return -EINVAL; + if (*state->label[offset]) return -EBUSY; |