From dfa7f7e139e465c7685fd530d61a52c41184bcde Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 16 Mar 2011 02:55:55 +0100
Subject: main: check if we have a valid PID before getting the name of it

---
 src/kmsg-syslogd.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/kmsg-syslogd.c')

diff --git a/src/kmsg-syslogd.c b/src/kmsg-syslogd.c
index 4edb16136..c78011fe2 100644
--- a/src/kmsg-syslogd.c
+++ b/src/kmsg-syslogd.c
@@ -354,7 +354,9 @@ static int write_message(Server *s, const char *buf, struct ucred *ucred) {
         /* Then, add process if set */
         if (read_process(&buf, &iovec[i]) > 0)
                 i++;
-        else if (ucred && get_process_name(ucred->pid, &process) >= 0)
+        else if (ucred &&
+                 ucred->pid > 0 &&
+                 get_process_name(ucred->pid, &process) >= 0)
                 IOVEC_SET_STRING(iovec[i++], process);
 
         /* Skip the stored PID if we have a better one */
-- 
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