merge from 2.2

(This used to be commit 13bf966cb8ed8df6b02018dceff94c275def8200)

2 files changed, 7 insertions, 8 deletions

diff --git a/source3/tdb/tdb.c b/source3/tdb/tdb.c
index bf94e4cbd3..e4f6325dc4 100644
--- a/source3/tdb/tdb.c
+++ b/source3/tdb/tdb.c
@@ -429,7 +429,6 @@ static int tdb_expand(TDB_CONTEXT *tdb, tdb_off size)
 	struct list_struct rec;
 	tdb_off offset;
 	char b = 0;
-	void *old_map_ptr;
 
 	if (tdb_lock(tdb, -1, F_WRLCK) == -1) return 0;
 
@@ -440,8 +439,6 @@ static int tdb_expand(TDB_CONTEXT *tdb, tdb_off size)
            the database up to a multiple of TDB_PAGE_SIZE */
 	size = TDB_ALIGN(tdb->map_size + size*10, TDB_PAGE_SIZE) - tdb->map_size;
 
-	old_map_ptr = tdb->map_ptr;
-
 	if (!(tdb->flags & TDB_INTERNAL) && tdb->map_ptr)
 		tdb->map_ptr = tdb_munmap(tdb->map_ptr, tdb->map_size);
 
@@ -472,9 +469,8 @@ static int tdb_expand(TDB_CONTEXT *tdb, tdb_off size)
 
 	if (!(tdb->flags & TDB_NOMMAP)) {
 		tdb->map_ptr = tdb_mmap(tdb->map_size, 0, tdb->fd);
-		/* if old_map_ptr was != NULL but the new one is, we have an error. */
-		if (old_map_ptr && (tdb->map_ptr == NULL))
-			goto fail;
+		/* We're ok if this fails and returns NULL, as we'll
+			fallback to read/write here. */
 	}
 
 	/* form a new freelist record */
diff --git a/source3/tdb/tdbutil.c b/source3/tdb/tdbutil.c
index c387644efc..a620f085a9 100644
--- a/source3/tdb/tdbutil.c
+++ b/source3/tdb/tdbutil.c
@@ -127,7 +127,7 @@ size_t tdb_pack(char *buf, int bufsize, char *fmt, ...)
 	uint32 d;
 	int i;
 	void *p;
-	int len=0;
+	int len;
 	char *s;
 	char c;
 	char *buf0 = buf;
@@ -188,6 +188,7 @@ size_t tdb_pack(char *buf, int bufsize, char *fmt, ...)
 		default:
 			DEBUG(0,("Unknown tdb_pack format %c in %s\n", 
 				 c, fmt));
+			len = 0;
 			break;
 		}
 
@@ -213,7 +214,7 @@ int tdb_unpack(char *buf, int bufsize, char *fmt, ...)
 	va_list ap;
 	uint16 *w;
 	uint32 *d;
-	int len=0;
+	int len;
 	int *i;
 	void **p;
 	char *s, **b;
@@ -272,6 +273,8 @@ int tdb_unpack(char *buf, int bufsize, char *fmt, ...)
 		default:
 			DEBUG(0,("Unknown tdb_unpack format %c in %s\n", 
 				 c, fmt));
+
+			len = 0;
 			break;
 		}