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| author | Tom Rini <trini@konsulko.com> | 2015-08-06 19:56:03 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2015-08-06 19:56:03 -0400 |
| commit | ae27120c31d58b8bb694d9155bcffdcfae8552a6 (patch) | |
| tree | 8fcd4823406dc3adfb82174314198e9396c24feb /drivers/gpio/gpio-uclass.c | |
| parent | f05fa6781ae1122f348e66b5b26acbfe552f6602 (diff) | |
| parent | fac971b2b5efbdb6ed2d12ebdbf7e029c5ed30e8 (diff) | |
Merge git://git.denx.de/u-boot-dm
Diffstat (limited to 'drivers/gpio/gpio-uclass.c')
| -rw-r--r-- | drivers/gpio/gpio-uclass.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpio/gpio-uclass.c b/drivers/gpio/gpio-uclass.c index 4efda311a49..4cce11fe215 100644 --- a/drivers/gpio/gpio-uclass.c +++ b/drivers/gpio/gpio-uclass.c @@ -250,8 +250,12 @@ int gpio_free(unsigned gpio) static int check_reserved(struct gpio_desc *desc, const char *func) { - struct gpio_dev_priv *uc_priv = dev_get_uclass_priv(desc->dev); + struct gpio_dev_priv *uc_priv; + + if (!dm_gpio_is_valid(desc)) + return -ENOENT; + uc_priv = dev_get_uclass_priv(desc->dev); if (!uc_priv->name[desc->offset]) { printf("%s: %s: error: gpio %s%d not reserved\n", desc->dev->name, func, |