make namespace_flags_to_string() not return empty string
authorYu Watanabe <watanabe.yu+github@gmail.com>
Tue, 3 Mar 2020 15:52:40 +0000 (00:52 +0900)
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Tue, 3 Mar 2020 20:17:38 +0000 (21:17 +0100)
commitdd0395b5654c52e982adf6d354db9c7fdcf4b6c7
treea83a6f7757a495b3365bc32a38d0d14df7b28cb4
parentfbd6ac2601d628edf60c99cdf214e243b0b025ad
make namespace_flags_to_string() not return empty string

This improves the following debug log.

Before:
systemd[1162]: Restricting namespace to: .

After:
systemd[1162]: Restricting namespace to: n/a.
src/core/dbus-util.h
src/core/execute.c
src/shared/bus-util.c
src/shared/nsflags.c
src/test/test-seccomp.c