From: Segwon <segwon.han@samsung.com>
Date: Wed, 3 Jan 2018 03:00:19 +0000 (+0900)
Subject: gpio: do not join if the thread is null
X-Git-Tag: submit/tizen/20180103.062104~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9c754a6e87dc23a1958a84acac4f7beff82f43ca;p=platform%2Fcore%2Fapi%2Fperipheral-io.git

gpio: do not join if the thread is null

Change-Id: Ib1dafd777acaa7da520ac7aae050a05b1d607dca
Signed-off-by: Segwon <segwon.han@samsung.com>
---

diff --git a/src/interface/peripheral_interface_gpio.c b/src/interface/peripheral_interface_gpio.c
index c8dd33b..2695a86 100644
--- a/src/interface/peripheral_interface_gpio.c
+++ b/src/interface/peripheral_interface_gpio.c
@@ -259,7 +259,11 @@ int peripheral_interface_gpio_set_interrupted_cb(peripheral_gpio_h gpio, periphe
 int peripheral_interface_gpio_unset_interrupted_cb(peripheral_gpio_h gpio)
 {
 	gpio->cb_info.status = GPIO_INTERRUPTED_CALLBACK_UNSET;
-	g_thread_join(gpio->cb_info.thread);
+
+	if (gpio->cb_info.thread != NULL) {
+		g_thread_join(gpio->cb_info.thread);
+		gpio->cb_info.thread = NULL;
+	}
 
 	return PERIPHERAL_ERROR_NONE;
 }
\ No newline at end of file
diff --git a/src/peripheral_gpio.c b/src/peripheral_gpio.c
index e5a3d8c..0b4252c 100644
--- a/src/peripheral_gpio.c
+++ b/src/peripheral_gpio.c
@@ -86,6 +86,7 @@ int peripheral_gpio_open(int gpio_pin, peripheral_gpio_h *gpio)
 		return ret;
 	}
 
+	handle->cb_info.thread = NULL;
 	*gpio = handle;
 
 	return PERIPHERAL_ERROR_NONE;