From: kibak.yoon <kibak.yoon@samsung.com>
Date: Tue, 2 Jan 2018 08:16:54 +0000 (+0900)
Subject: pio: return error when open is failed
X-Git-Tag: accepted/tizen/unified/20180103.151843~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=76af428c6b7c3320670ec88347b332d4e8aa7412;p=platform%2Fcore%2Fapi%2Fperipheral-io.git

pio: return error when open is failed

- to prevent explicite null dereferenced, error should be returned when
  open is failed.

Change-Id: I645dec3879d54d43edec1ba52ace84af6c86b180
Signed-off-by: kibak.yoon <kibak.yoon@samsung.com>
---

diff --git a/src/peripheral_gpio.c b/src/peripheral_gpio.c
index b51c577..e5a3d8c 100644
--- a/src/peripheral_gpio.c
+++ b/src/peripheral_gpio.c
@@ -69,6 +69,7 @@ int peripheral_gpio_open(int gpio_pin, peripheral_gpio_h *gpio)
 		_E("Failed to open the gpio pin, ret : %d", ret);
 		free(handle);
 		handle = NULL;
+		return ret;
 	}
 
 	ret = peripheral_interface_gpio_set_initial_direction_into_handle(handle);