Fix remaining "void function returning a value" warning by MSVC.

MSVC complains about a void function returning a value if there is a
statement of the form - 'return foo()' even if foo() has a void return
type.

Signed-off-by: Gurucharan Shetty <[email protected]>
Acked-by: Ben Pfaff <[email protected]>

lib/ofp-actions.c

@@ -5310,7 +5310,8 @@ encode_ofpact(const struct ofpact *a, enum ofp_version ofp_version,
     switch (a->type) {
 #define OFPACT(ENUM, STRUCT, MEMBER, NAME)                              \
         case OFPACT_##ENUM:                                             \
-            return encode_##ENUM(ofpact_get_##ENUM(a), ofp_version, out);
+            encode_##ENUM(ofpact_get_##ENUM(a), ofp_version, out);      \
+            return;
         OFPACTS
 #undef OFPACT
     default:

ovsdb/query.c

@@ -81,7 +81,8 @@ ovsdb_query_distinct(struct ovsdb_table *table,
 {
     if (!columns || ovsdb_column_set_contains(columns, OVSDB_COL_UUID)) {
         /* All the result rows are guaranteed to be distinct anyway. */
-        return ovsdb_query_row_set(table, condition, results);
+        ovsdb_query_row_set(table, condition, results);
+        return;
     } else {
         /* Use hash table to drop duplicates. */
         struct ovsdb_row_hash_node *node;