WebDAV: Set depth 1 in PROPFIND request, for better compatability with some servers. Thanks, wzhd.

Remote/WebDAV.hs

@@ -260,7 +260,10 @@ existsDAV :: DavLocation -> DAVT IO (Either String Bool)
 existsDAV l = inLocation l check `catchNonAsync` (\e -> return (Left $ show e))
   where
 	check = do
-		setDepth Nothing
+		-- Some DAV services only support depth of 1, and
+		-- more depth is certainly not needed to check if a
+		-- location exists.
+		setDepth (Just Depth1)
 		catchJust
 			(matchStatusCodeException (== notFound404))
 			(getPropsM >> ispresent True)

debian/changelog

@@ -22,6 +22,8 @@ git-annex (6.20160127) UNRELEASED; urgency=medium
   * init: Fix bugs in submodule .git symlink fixup, that occurred when
     initializing in a subdirectory of a submodule and a submodule of a
     submodule.
+  * WebDAV: Set depth 1 in PROPFIND request, for better compatability with
+    some servers. Thanks, wzhd.
 
  -- Joey Hess <id@joeyh.name>  Thu, 28 Jan 2016 13:53:09 -0400