clang: Fix the "expression result unused" warning.

[sliver-openvswitch.git] / lib / list.h

diff --git a/lib/list.h b/lib/list.h
index 8ffa797..786b176 100644 (file)
--- a/lib/list.h
+++ b/lib/list.h
@@ -60,15 +60,23 @@ bool list_is_short(const struct list *);
     for (ASSIGN_CONTAINER(ITER, (LIST)->next, MEMBER);                  \
          &(ITER)->MEMBER != (LIST);                                     \
          ASSIGN_CONTAINER(ITER, (ITER)->MEMBER.next, MEMBER))
+#define LIST_FOR_EACH_CONTINUE(ITER, MEMBER, LIST)                      \
+    for (ASSIGN_CONTAINER(ITER, (ITER)->MEMBER.next, MEMBER);           \
+         &(ITER)->MEMBER != (LIST);                                     \
+         ASSIGN_CONTAINER(ITER, (ITER)->MEMBER.next, MEMBER))
 #define LIST_FOR_EACH_REVERSE(ITER, MEMBER, LIST)                       \
     for (ASSIGN_CONTAINER(ITER, (LIST)->prev, MEMBER);                  \
          &(ITER)->MEMBER != (LIST);                                     \
          ASSIGN_CONTAINER(ITER, (ITER)->MEMBER.prev, MEMBER))
-#define LIST_FOR_EACH_SAFE(ITER, NEXT, MEMBER, LIST)            \
-    for (ASSIGN_CONTAINER(ITER, (LIST)->next, MEMBER);          \
-         (&(ITER)->MEMBER != (LIST)                             \
-          ? ASSIGN_CONTAINER(NEXT, (ITER)->MEMBER.next, MEMBER) \
-          : 0);                                                 \
+#define LIST_FOR_EACH_REVERSE_CONTINUE(ITER, MEMBER, LIST)              \
+    for (ASSIGN_CONTAINER(ITER, (ITER)->MEMBER.prev, MEMBER);           \
+         &(ITER)->MEMBER != (LIST);                                     \
+         ASSIGN_CONTAINER(ITER, (ITER)->MEMBER.prev, MEMBER))
+#define LIST_FOR_EACH_SAFE(ITER, NEXT, MEMBER, LIST)               \
+    for (ASSIGN_CONTAINER(ITER, (LIST)->next, MEMBER);             \
+         (&(ITER)->MEMBER != (LIST)                                \
+          ? ASSIGN_CONTAINER(NEXT, (ITER)->MEMBER.next, MEMBER), 1 \
+          : 0);                                                    \
          (ITER) = (NEXT))
 
 #endif /* list.h */