From: Kay Sievers <kay@vrfy.org>
Date: Fri, 29 Nov 2013 18:46:59 +0000 (+0100)
Subject: bus: do not fail if task information cannot be retrieved from /proc
X-Git-Tag: v209~1214
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=197941a8d5d74d79ca45ae73ec114939a8e88244;hp=9bb058a1e050b786c72cbf0e96f6c5f57868cb23

bus: do not fail if task information cannot be retrieved from /proc
---

diff --git a/src/libsystemd-bus/bus-creds.c b/src/libsystemd-bus/bus-creds.c
index 9518f02cd..22f204fd9 100644
--- a/src/libsystemd-bus/bus-creds.c
+++ b/src/libsystemd-bus/bus-creds.c
@@ -643,10 +643,10 @@ int bus_creds_add_more(sd_bus_creds *c, uint64_t mask, pid_t pid, pid_t tid) {
                         return -ENOMEM;
 
                 r = read_one_line_file(p, &c->tid_comm);
-                if (r < 0)
+                if (r < 0 && r != -ENOENT)
                         return r == -ENOENT ? -ESRCH : r;
-
-                c->mask |= SD_BUS_CREDS_TID_COMM;
+                else if (r >= 0)
+                        c->mask |= SD_BUS_CREDS_TID_COMM;
         }
 
         if (missing & (SD_BUS_CREDS_CGROUP|SD_BUS_CREDS_UNIT|SD_BUS_CREDS_USER_UNIT|SD_BUS_CREDS_SLICE|SD_BUS_CREDS_SESSION|SD_BUS_CREDS_OWNER_UID)) {