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samples: lcd_hd44780: return if binding fails

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Coverity-ID: 151980
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
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Anas Nashif 2017-05-17 20:31:38 -04:00 • committed by Kumar Gala
commit 51f9318a32
1 changed files with 1 additions and 0 deletions
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samples/drivers/lcd_hd44780/src/main.c
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@ -530,6 +530,7 @@ void main(void)
gpio_dev = device_get_binding(GPIO_DRV_NAME);
if (!gpio_dev) {
printk("Cannot find %s!\n", GPIO_DRV_NAME);
return;
}
/* Setup GPIO output */