Index: common/textfile.c
===================================================================
RCS file: /cvsroot/bluez/utils/common/textfile.c,v
retrieving revision 1.6
diff -u -r1.6 textfile.c
--- common/textfile.c	30 Aug 2005 00:35:39 -0000	1.6
+++ common/textfile.c	7 Sep 2005 11:06:43 -0000
@@ -180,8 +180,14 @@
 	end += len;
 
 	len = size - (end - map);
-
-	if (len <= 0 || len > size) {
+	if (!len) {
+		munmap(map, size);
+		ftruncate(fd, base);
+		pos = lseek(fd, base, SEEK_SET);
+		err = write_key_value(fd, key, value);
+		goto unlock;
+	}
+	if (len < 0 || len > size) {
 		err = EILSEQ;
 		goto unmap;
 	}