avoid building dependency tree in 'source' command

We don't need the dependencies for obvious reasons and we don't need the
candidate version either, so building a pkgDepCache is wasted effort,
which we can stop doing now that build-dep cleared the path.

1 files changed, 1 insertions, 4 deletions

diff --git a/apt-private/private-source.cc b/apt-private/private-source.cc
index c2f5f5d3a..7126feb78 100644
--- a/apt-private/private-source.cc
+++ b/apt-private/private-source.cc
@@ -317,13 +317,10 @@ struct DscFile
 };
 bool DoSource(CommandLine &CmdL)
 {
-   CacheFile Cache;
-   if (Cache.Open(false) == false)
-      return false;
-
    if (CmdL.FileSize() <= 1)
       return _error->Error(_("Must specify at least one package to fetch source for"));
 
+   CacheFile Cache;
    // Read the source list
    if (Cache.BuildSourceList() == false)
       return false;