- don't crash when trying to add to known_hosts if it doesn't exist

- comments

--HG--
extra : convert_revision : ffafd48c7494fee17a98d901e30c3372e1a092e9

1 files changed, 3 insertions, 1 deletions

diff --git a/cli-kex.c b/cli-kex.c
index dc05501..bad559c 100644
--- a/cli-kex.c
+++ b/cli-kex.c
@@ -255,5 +255,7 @@ out:
 		fclose(hostsfile);
 	}
 	m_free(filename);
-	buf_free(line);
+	if (line != NULL) {
+		buf_free(line);
+	}
 }