touchscreen: clean-up uninitialized variable warning by static analysis

Add return code to avoid reaching uninitialized enum variable "state".

Change-Id: Idce5e24bc2c979c350629b8e413494dd62003cf5
Signed-off-by: Yunhee Seo <yuni.seo@samsung.com>

diff --git a/src/touchscreen/touchscreen.c b/src/touchscreen/touchscreen.c
index 183a407..d7d0c18 100644 (file)
--- a/src/touchscreen/touchscreen.c
+++ b/src/touchscreen/touchscreen.c
@@ -242,8 +242,10 @@ static int touchscreen_dump(FILE *fp, int mode, void *dump_data)
        if (!touchscreen_dev_available || (ret == -ENODEV))
                return 0;
 
-       if (ret < 0)
+       if (ret < 0) {
                _E("Failed to get touchscreen state: %d", ret);
+               return ret;
+       }
 
        if (state == TOUCHSCREEN_ON)
                LOG_DUMP(fp, "Touchscreen is enabled\n");