perf cgroup: Introduce cgroup__delete()

Commit-ID:  9450d0d46c895cae99e922145aca20bd30533bc6
Gitweb:     https://git.kernel.org/tip/9450d0d46c895cae99e922145aca20bd30533bc6
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Tue, 6 Mar 2018 10:08:10 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Wed, 7 Mar 2018 10:22:25 -0300

perf cgroup: Introduce cgroup__delete()

Just to make this code look more like other places in tools/perf.

---
 tools/perf/util/cgroup.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

index 6ce291f45f2d..4dd52feb1ae6 100644
@@ -144,12 +144,17 @@ found:
 	return 0;
 }
 
+static void cgroup__delete(struct cgroup *cgroup)
+{
+	close(cgroup->fd);
+	zfree(&cgroup->name);
+	free(cgroup);
+}
+
 void close_cgroup(struct cgroup *cgrp)
 {
 	if (cgrp && refcount_dec_and_test(&cgrp->refcnt)) {
-		close(cgrp->fd);
-		zfree(&cgrp->name);
-		free(cgrp);
+		cgroup__delete(cgrp);
 	}
 }