LU-17000 coverity: Fix Resource Leak(0)

[fs/lustre-release.git] / lustre / utils / ofd_access_batch.h

diff --git a/lustre/utils/ofd_access_batch.h b/lustre/utils/ofd_access_batch.h
index 8c5c8e9..7a4771c 100644 (file)
--- a/lustre/utils/ofd_access_batch.h
+++ b/lustre/utils/ofd_access_batch.h
@@ -3,6 +3,7 @@
 #include <pthread.h>
 #include <sys/types.h>
 #include <linux/types.h>
+#include <libcfs/util/list.h>
 
 struct lu_fid;
 struct alr_batch;
@@ -15,4 +16,15 @@ int alr_batch_add(struct alr_batch *alrb, const char *obd_name,
 int alr_batch_print(struct alr_batch *alrb, FILE *file,
                    pthread_mutex_t *file_mutex, int fraction);
 
+/*
+ * The code is inspired by the kernel list implementation. Hence, this has
+ * a weird param order to be consistent with the kernel list_replace_init().
+ */
+static inline void list_replace_init(struct list_head *old_node,
+                                    struct list_head *new_node)
+{
+       list_add(new_node, old_node);
+       list_del_init(old_node);
+}
+
 #endif /* _OFD_ACCESS_BATCH_H_ */