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logind: return -EINVAL when PID is wrong

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dbus-send --print-reply --system --dest=org.freedesktop.login1
/org/freedesktop/login1 org.freedesktop.login1.Manager.GetUserByPID
uint32:0
causes
systemd-logind[29843]: Assertion 'pid >= 1' failed at
src/login/logind.c:938, function manager_get_user_by_pid(). Aborting.
This commit is contained in:
Lukas Nykryn
2013-09-24 16:27:20 +02:00
parent ee9c9500ab
commit a6dbecc4e2
Notes: Lennart Poettering 2013-10-04 17:11:46 +02:00 
Backport: bugfix
1 changed files with 6 additions and 2 deletions
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8
src/login/logind.c
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@@ -993,9 +993,11 @@ int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session) {
int r;
assert(m);
assert(pid >= 1);
assert(session);
if (pid < 1)
return -EINVAL;
r = cg_pid_get_unit(pid, &unit);
if (r < 0)
return r;
@@ -1014,9 +1016,11 @@ int manager_get_user_by_pid(Manager *m, pid_t pid, User **user) {
int r;
assert(m);
assert(pid >= 1);
assert(user);
if (pid < 1)
return -EINVAL;
r = cg_pid_get_slice(pid, &unit);
if (r < 0)
return r;