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systemctl: avoid crash when pattern expands to empty unit list

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Fixes #19652.
This commit is contained in:
Zbigniew Jędrzejewski-Szmek
2021-05-24 22:49:56 +02:00
committed by Yu Watanabe
parent 5709c7fe4e
commit ffcd683852
1 changed files with 2 additions and 0 deletions
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2
src/systemctl/systemctl-edit.c
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@@ -526,6 +526,8 @@ int edit(int argc, char *argv[], void *userdata) {
r = expand_unit_names(bus, strv_skip(argv, 1), NULL, &names, NULL);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
if (strv_isempty(names))
return log_error_errno(SYNTHETIC_ERRNO(ENOENT), "No units matched the specified patterns.");
STRV_FOREACH(tmp, names) {
r = unit_is_masked(bus, &lp, *tmp);