From: Ivana Varekova <varekova@redhat.com>
Date: Thu, 21 May 2009 10:06:20 +0000 (+0200)
Subject: Add cgroup_free_group_spec procedure
X-Git-Tag: v0.34~43
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8279047b888cdc269c044d9ec5389def63620c9f;p=thirdparty%2Flibcgroup.git

Add cgroup_free_group_spec procedure

Add cgroup_free_group_spec procedure which free cgroups_group_spec
variable.

Signed-off-by: Ivana Varekova <varekova@redhat.com>
Signed-off-by: Dhaval Giani <dhaval@linux.vnet.ibm.com>
---

diff --git a/src/tools/tools-common.c b/src/tools/tools-common.c
index b80ae3ca..db46f6e8 100644
--- a/src/tools/tools-common.c
+++ b/src/tools/tools-common.c
@@ -86,3 +86,30 @@ int parse_cgroup_spec(struct cgroup_group_spec *cdptr[], char *optarg)
 
 	return 0;
 }
+
+
+/**
+ * Free a single cgroup_group_spec structure
+ * <--->@param cl The structure to free from memory.
+ */
+void cgroup_free_group_spec(struct cgroup_group_spec *cl)
+{
+	/* Loop variable */
+	int i = 0;
+
+	/* Make sure our structure is not NULL, first. */
+	if (!cl) {
+		cgroup_dbg("Warning: Attempted to free NULL rule.\n");
+		return;
+	}
+
+	/* We must free any used controller strings, too. */
+	for (i = 0; i < CG_CONTROLLER_MAX; i++) {
+		if (cl->controllers[i])
+			free(cl->controllers[i]);
+	}
+
+	free(cl);
+}
+
+
diff --git a/src/tools/tools-common.h b/src/tools/tools-common.h
index 34379730..65d87c76 100644
--- a/src/tools/tools-common.h
+++ b/src/tools/tools-common.h
@@ -50,5 +50,10 @@ struct cgroup_group_spec {
  */
 int parse_cgroup_spec(struct cgroup_group_spec *cdptr[], char *optarg);
 
+/**
+ * Free a single cgroup_group_spec structure.
+ * 	@param cl The structure to free from memory
+ */
+void cgroup_free_group_spec(struct cgroup_group_spec *cl);
 
 #endif /* TOOLS_COMMON */