From de8763b6d23963e14787556de159d813e863043f Mon Sep 17 00:00:00 2001
From: Kay Sievers <kay@vrfy.org>
Date: Mon, 6 Jul 2015 23:00:49 +0200
Subject: get_process_environ: exit early when there is nothing to read

---
 src/basic/process-util.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/basic/process-util.c')

diff --git a/src/basic/process-util.c b/src/basic/process-util.c
index cfc876567d..2c05f2fee4 100644
--- a/src/basic/process-util.c
+++ b/src/basic/process-util.c
@@ -329,6 +329,9 @@ int get_process_environ(pid_t pid, char **env) {
                         sz += cescape_char(c, outcome + sz);
         }
 
+        if (sz == 0)
+                return -ENOENT;
+
         outcome[sz] = '\0';
         *env = outcome;
         outcome = NULL;
-- 
cgit v1.2.3-54-g00ecf