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Diffstat (limited to '')
| -rw-r--r-- | apt-pkg/pkgcachegen.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc index 5047561..981d360 100644 --- a/apt-pkg/pkgcachegen.cc +++ b/apt-pkg/pkgcachegen.cc @@ -1637,6 +1637,10 @@ static DynamicMMap* CreateDynamicMMap(FileFd * const CacheF, unsigned long Flags static bool writeBackMMapToFile(pkgCacheGenerator * const Gen, DynamicMMap * const Map, std::string const &FileName) { + // Do not write the file back to /dev/null or try to change its mode... + if (FileName == "/dev/null") + return true; + FileFd SCacheF(FileName, FileFd::WriteAtomic); if (SCacheF.IsOpen() == false || SCacheF.Failed()) return false; |