# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1563809797 -7200
# Node ID 9e6aae29b3ad3adcc719a1ea187b23de3af96366
# Parent  8bd275fa058d23f06f114f3ea11fabfde88ad97e
Use the appropriate function to access paths in buffers.

diff -r 8bd275fa058d -r 9e6aae29b3ad server/src/main.cc
--- a/server/src/main.cc	Sun Jun 30 00:43:24 2019 +0200
+++ b/server/src/main.cc	Mon Jul 22 17:36:37 2019 +0200
@@ -115,7 +115,15 @@
 
     /* Match the path to a mountpoint. */
 
-    MountTableIterator entry = find_mountpoint(desc.obj.buffer);
+    char *path = fsdesc_get_name(&desc.obj);
+
+    if (path == NULL)
+    {
+      ipc_message_send_error(msg, -L4_EINVAL);
+      return;
+    }
+
+    MountTableIterator entry = find_mountpoint(path);
 
     if (entry == _servers.end())
     {
@@ -125,7 +133,7 @@
 
     /* Rewrite the path for the selected filesystem. */
 
-    rewrite_path(desc.obj.buffer, entry->first);
+    rewrite_path(path, entry->first);
 
     /* Find the path within the selected filesystem. */