* apt-pkg/policy.cc:

[apt.git] / apt-pkg / policy.cc

diff --git a/apt-pkg/policy.cc b/apt-pkg/policy.cc
index 2cc2e5e39cfc23d911650c0c4208892e630c0b72..291d83c67cf811f9ea2f7800584c7183325004fa 100644 (file)
--- a/apt-pkg/policy.cc
+++ b/apt-pkg/policy.cc
@@ -231,6 +231,9 @@ void pkgPolicy::CreatePin(pkgVersionMatch::MatchType Type,string Name,
 
    // Get a spot to put the pin
    pkgCache::GrpIterator Grp = Cache->FindGrp(Name);
 
    // Get a spot to put the pin
    pkgCache::GrpIterator Grp = Cache->FindGrp(Name);

+   if (Grp.end() == true)
+      return;
+

    for (pkgCache::PkgIterator Pkg = Grp.PackageList();
        Pkg.end() != true; Pkg = Grp.NextPkg(Pkg))
    {
    for (pkgCache::PkgIterator Pkg = Grp.PackageList();
        Pkg.end() != true; Pkg = Grp.NextPkg(Pkg))
    {