Merge branch 'maint'

* maint:
  pack-objects doesn't create random pack names
  link_temp_to_file: don't leave the path truncated on adjust_shared_perm failure

Documentation/git-pack-objects.txt

@@ -47,9 +47,8 @@ base-name::
 	<base-name> to determine the name of the created file.
 	When this option is used, the two files are written in
 	<base-name>-<SHA1>.{pack,idx} files.  <SHA1> is a hash
-	of object names (currently in random order so it does
-	not have any useful meaning) to make the resulting
-	filename reasonably unique, and written to the standard
+	of the sorted object names to make the resulting filename
+	based on the pack content, and written to the standard
 	output of the command.
 
 --stdout::

sha1_file.c

@@ -1400,8 +1400,10 @@ static int link_temp_to_file(const char *tmpfile, const char *filename)
 	if (dir) {
 		*dir = 0;
 		mkdir(filename, 0777);
-		if (adjust_shared_perm(filename))
+		if (adjust_shared_perm(filename)) {
+			*dir = '/';
 			return -2;
+		}
 		*dir = '/';
 		if (!link(tmpfile, filename))
 			return 0;