plugin: display: Add check NULL dereference

Fix static analysis NULL dereference issue.

Change-Id: I62328d142f4095d6687441b0a777549502be5f20
Signed-off-by: Yunhee Seo <yuni.seo@samsung.com>

diff --git a/src/display/display.c b/src/display/display.c
index a107188243cca058d9effd478940f0392db10031..89c34d0571a8686833553c1b1527ec3e5c62a910 100644 (file)
--- a/src/display/display.c
+++ b/src/display/display.c
@@ -401,7 +401,7 @@ static void lcd_uevent_changed(struct udev_device *dev)
 
        if (!fnmatch(LCD_ESD_PATH, devpath, 0)) {
                action = udev_device_get_action(dev);
-               if (!strcmp(action, UDEV_CHANGE))
+               if (action && !strcmp(action, UDEV_CHANGE))
                        esd_action();
        }
 }