* apt-pkg/deb/dpkgpm.cc:

  - redirect out/input of dpkg --assert-multi-arch to /dev/null

1 files changed, 5 insertions, 0 deletions

diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 4dc0baa50..0dc00e8ad 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -858,6 +858,11 @@ bool pkgDPkgPM::Go(int OutStatusFd)
    pid_t dpkgAssertMultiArch = ExecFork();
    if (dpkgAssertMultiArch == 0)
    {
+      // redirect everything to the ultimate sink as we only need the exit-status
+      int const nullfd = open("/dev/null", O_RDONLY);
+      dup2(nullfd, STDIN_FILENO);
+      dup2(nullfd, STDOUT_FILENO);
+      dup2(nullfd, STDERR_FILENO);
       execv(Args[0], (char**) &Args[0]);
       _error->WarningE("dpkgGo", "Can't detect if dpkg supports multi-arch!");
       _exit(2);