From a035bf274477689920bcac12792b28de9d35ab6c Mon Sep 17 00:00:00 2001
From: Kay Sievers <kay.sievers@vrfy.org>
Date: Tue, 9 Sep 2008 00:08:42 +0200
Subject: [PATCH] test-udev: cleanup libudev context and overridden rules file
 string

---
 udev/lib/libudev.c | 11 ++++++++---
 udev/test-udev.c   | 17 +----------------
 2 files changed, 9 insertions(+), 19 deletions(-)

diff --git a/udev/lib/libudev.c b/udev/lib/libudev.c
index 5a00f44d..09e1bec1 100644
--- a/udev/lib/libudev.c
+++ b/udev/lib/libudev.c
@@ -91,7 +91,6 @@ struct udev *udev_new(void)
 	sysfs_init();
 
 	/* defaults */
-	config_file = NULL;
 	udev->refcount = 1;
 	udev->log_fn = log_stderr;
 	udev->log_priority = LOG_ERR;
@@ -100,7 +99,9 @@ struct udev *udev_new(void)
 	udev->sys_path = strdup("/sys");
 	config_file = strdup(SYSCONFDIR "/udev/udev.conf");
 
-	if (udev->dev_path == NULL || udev->sys_path == NULL)
+	if (udev->dev_path == NULL ||
+	    udev->sys_path == NULL ||
+	    config_file == NULL)
 		goto err;
 
 	/* settings by environment and config file */
@@ -205,7 +206,6 @@ struct udev *udev_new(void)
 		}
 		fclose(f);
 	}
-	free(config_file);
 
 	env = getenv("UDEV_ROOT");
 	if (env != NULL) {
@@ -223,12 +223,16 @@ struct udev *udev_new(void)
 
 	info(udev, "context %p created\n", udev);
 	info(udev, "log_priority=%d\n", udev->log_priority);
+	info(udev, "config_file='%s'\n", config_file);
 	info(udev, "dev_path='%s'\n", udev->dev_path);
+	info(udev, "sys_path='%s'\n", udev->sys_path);
 	if (udev->rules_path != NULL)
 		info(udev, "rules_path='%s'\n", udev->rules_path);
 
+	free(config_file);
 	return udev;
 err:
+	free(config_file);
 	err(udev, "context creation failed\n");
 	udev_unref(udev);
 	return NULL;
@@ -268,6 +272,7 @@ void udev_unref(struct udev *udev)
 	sysfs_cleanup();
 	free(udev->dev_path);
 	free(udev->sys_path);
+	free(udev->rules_path);
 	info(udev, "context %p released\n", udev);
 	free(udev);
 }
diff --git a/udev/test-udev.c b/udev/test-udev.c
index 4e782a0d..b05990ac 100644
--- a/udev/test-udev.c
+++ b/udev/test-udev.c
@@ -66,21 +66,6 @@ int main(int argc, char *argv[])
 	dbg(udev, "version %s\n", VERSION);
 	selinux_init(udev);
 
-	/* set std fd's to /dev/null, /sbin/hotplug forks us, we don't have them at all */
-	devnull = open("/dev/null", O_RDWR);
-	if (devnull >= 0)  {
-		if (devnull != STDIN_FILENO)
-			dup2(devnull, STDIN_FILENO);
-		if (devnull != STDOUT_FILENO)
-			dup2(devnull, STDOUT_FILENO);
-		if (devnull != STDERR_FILENO)
-			dup2(devnull, STDERR_FILENO);
-		if (devnull > STDERR_FILENO)
-			close(devnull);
-	} else {
-		err(udev, "open /dev/null failed: %s\n", strerror(errno));
-	}
-
 	/* set signal handlers */
 	memset(&act, 0x00, sizeof(act));
 	act.sa_handler = (void (*)(int)) sig_handler;
@@ -152,8 +137,8 @@ fail:
 	udev_rules_cleanup(&rules);
 	sysfs_cleanup();
 	selinux_exit(udev);
-
 exit:
+	udev_unref(udev);
 	if (retval != 0)
 		return 1;
 	return 0;
-- 
2.39.5