lib/tdb: fix missing return 0 code.

fde694274e1e5a11d1473695e7ec7a97f95d39e4 made tdb_mmap return an int,
but didn't put the return 0 on the "internal db" case.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/lib/tdb/common/io.c b/lib/tdb/common/io.c
index 24c2d615aba14fb73deecb619659b7419893636d..be5a9ca5b2d235e0ce5c748d193c188f8ea954f6 100644 (file)
--- a/lib/tdb/common/io.c
+++ b/lib/tdb/common/io.c
@@ -244,7 +244,7 @@ static bool should_mmap(const struct tdb_context *tdb)
 int tdb_mmap(struct tdb_context *tdb)
 {
        if (tdb->flags & TDB_INTERNAL)
-               return;
+               return 0;
 
 #ifdef HAVE_MMAP
        if (should_mmap(tdb)) {