From 73ba07b3623022e1bde22721b67dba769cc7a1f2 Mon Sep 17 00:00:00 2001
From: Tim Potter <tpot@samba.org>
Date: Tue, 16 Jan 2001 18:33:05 +0000
Subject: Set the tdb->map_ptr to NULL if mmap() returns -1. (This used to be
 commit cef7f58ac5cc0c96e1027c7e5ecbb3fb72cb94b6)

---
 source3/tdb/tdb.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'source3')

diff --git a/source3/tdb/tdb.c b/source3/tdb/tdb.c
index 474d0c7adb..944a734ddc 100644
--- a/source3/tdb/tdb.c
+++ b/source3/tdb/tdb.c
@@ -85,6 +85,9 @@ static void *tdb_mmap(tdb_len size, int readonly, int fd)
 #ifdef HAVE_MMAP
 	ret = mmap(NULL, size, PROT_READ | (readonly ? 0 : PROT_WRITE), MAP_SHARED|MAP_FILE, fd, 0);
 #endif
+        if (ret == (void *)-1)
+                ret = NULL;
+
 	return ret;
 }
 
-- 
cgit