From 95889ba3d6c212459d8ec946b6cbaed64ba648fc Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 22 Apr 2015 13:27:29 +0200 Subject: [PATCH] sd-bus: handle ppid=0 more gracefully (which happens for pid=1) --- src/libelogind/sd-bus/bus-creds.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/src/libelogind/sd-bus/bus-creds.c b/src/libelogind/sd-bus/bus-creds.c index ab48aafcc..9d519c473 100644 --- a/src/libelogind/sd-bus/bus-creds.c +++ b/src/libelogind/sd-bus/bus-creds.c @@ -734,11 +734,14 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) { if (p) { p += strspn(p, WHITESPACE); - r = parse_pid(p, &c->ppid); - if (r < 0) - return r; + /* Explicitly check for PPID 0 (which is the case for PID 1) */ + if (!streq(p, "0")) { + r = parse_pid(p, &c->ppid); + if (r < 0) + return r; - c->mask |= SD_BUS_CREDS_PPID; + c->mask |= SD_BUS_CREDS_PPID; + } continue; } } -- 2.30.2