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getty-generator: fix segfault when $container_ttys is not set
[elogind.git]
/
src
/
getty-generator
/
getty-generator.c
diff --git
a/src/getty-generator/getty-generator.c
b/src/getty-generator/getty-generator.c
index 36a93695fbd449e7ab63cd61604d5a1218cfaaec..feb58156ea1687409f9f81e68ac7d312dc102efb 100644
(file)
--- 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;