[PATCH 1/3] udevd: unref udev device in error path

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>From 09610e30e2b2c087393afe1d620e5e6d75271503 Mon Sep 17 00:00:00 2001
From: Yin Kangkai <kangkai.yin@xxxxxxxxx>
Date: Thu, 5 Aug 2010 11:47:48 +0800
Subject: [PATCH 1/3] udevd: unref udev device in error path

Signed-off-by: Yin Kangkai <kangkai.yin@xxxxxxxxx>
---
 udev/udevd.c |   13 +++++++------
 1 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/udev/udevd.c b/udev/udevd.c
index 2808117..6dc9795 100644
--- a/udev/udevd.c
+++ b/udev/udevd.c
@@ -402,13 +402,13 @@ static void event_run(struct event *event, bool force)
 	worker_new(event);
 }
 
-static void event_queue_insert(struct udev_device *dev)
+static int event_queue_insert(struct udev_device *dev)
 {
 	struct event *event;
 
 	event = calloc(1, sizeof(struct event));
 	if (event == NULL)
-		return;
+		return -1;
 
 	event->udev = udev_device_get_udev(dev);
 	event->dev = dev;
@@ -429,8 +429,10 @@ static void event_queue_insert(struct udev_device *dev)
 	/* run all events with a timeout set immediately */
 	if (udev_device_get_timeout(dev) > 0) {
 		event_run(event, true);
-		return;
+		return 0;
 	}
+
+	return 0;
 }
 
 static void worker_kill(struct udev *udev, int retain)
@@ -1351,9 +1353,8 @@ int main(int argc, char *argv[])
 
 			dev = udev_monitor_receive_device(monitor);
 			if (dev != NULL)
-				event_queue_insert(dev);
-			else
-				udev_device_unref(dev);
+				if (event_queue_insert(dev) < 0)
+					udev_device_unref(dev);
 		}
 
 		/* start new events */
-- 
1.6.5

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