more explicit MarkRequired algorithm code

[apt.git] / apt-private / private-depends.cc

diff --git a/apt-private/private-depends.cc b/apt-private/private-depends.cc
index 955f3dc675bfaae8df4e8bd454a63ef09f3d92e2..3a3a2737a0b56471391d0be9a5b9c04c377a11db 100644 (file)
--- a/apt-private/private-depends.cc
+++ b/apt-private/private-depends.cc
@@ -26,8 +26,8 @@
 static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
 {
    pkgCacheFile CacheFile;
-   pkgCache *Cache = CacheFile.GetPkgCache();
-   if (unlikely(Cache == NULL))
+   pkgCache * const Cache = CacheFile.GetPkgCache();
+   if (unlikely(Cache == nullptr || CacheFile.GetDepCache() == nullptr))
       return false;
 
    CacheSetHelperVirtuals helper(false);