From 207d1d0922d4e668cc6fac98be39e5a8b83ebc8a Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 13 Dec 2013 20:36:02 +0100
Subject: getty-generator: fix segfault when $container_ttys is not set

---
 src/getty-generator/getty-generator.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/getty-generator/getty-generator.c b/src/getty-generator/getty-generator.c
index 36a93695fb..feb58156ea 100644
--- a/src/getty-generator/getty-generator.c
+++ b/src/getty-generator/getty-generator.c
@@ -130,7 +130,7 @@ int main(int argc, char *argv[]) {
                  * the variable name we only support ptys here. */
 
                 r = getenv_for_pid(1, "container_ttys", &container_ttys);
-                if (r >= 0) {
+                if (r > 0) {
                         char *w, *state;
                         size_t l;
 
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