Writing on stale fds is a bad idea

2 files changed, 2 insertions, 1 deletions

diff --git a/client_network.c b/client_network.c
index 93ad1d9..1a7d60c 100644
--- a/client_network.c
+++ b/client_network.c
@@ -569,7 +569,7 @@ int initclientnetwork(void) {
 
 #if LOGALL
 ssize_t SENDCLIENT(struct string msg) {
-	if (msg.len == 0)
+	if (msg.len == 0 || client_fd == -1)
 		return 0;
 
 	static char printprefix = 1;
diff --git a/main.c b/main.c
index 50126a8..f720b3c 100644
--- a/main.c
+++ b/main.c
@@ -233,6 +233,7 @@ void *client_loop(void *ign) {
 		}
 
 		close(client_fd);
+		client_fd = -1;
 		free(full_msg.data);
 		listen(client_listen_fd, 1);
 	}