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-rw-r--r--src/getty-generator/getty-generator.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/getty-generator/getty-generator.c b/src/getty-generator/getty-generator.c
index 03df7365b5..bddc0c441a 100644
--- a/src/getty-generator/getty-generator.c
+++ b/src/getty-generator/getty-generator.c
@@ -112,7 +112,7 @@ static int verify_tty(const char *name) {
errno = 0;
if (isatty(fd) <= 0)
- return errno ? -errno : -EIO;
+ return errno > 0 ? -errno : -EIO;
return 0;
}