Fix buffer resizing logic in buffer_put_at().

[utcp] / utcp.c

diff --git a/utcp.c b/utcp.c
index 026fb31bf340f74db204ab1f68ad6cfe27c4977c..13f46584484bef5fd71ae74a77792671c1fb7637 100644 (file)
--- a/utcp.c
+++ b/utcp.c
@@ -173,7 +173,7 @@ static ssize_t buffer_put_at(struct buffer *buf, size_t offset, const void *data
                } else {
                        do {
                                newsize *= 2;
-                       } while(newsize < buf->used + len);
+                       } while(newsize < required);
                }
                if(newsize > buf->maxsize)
                        newsize = buf->maxsize;
@@ -857,8 +857,10 @@ ssize_t utcp_recv(struct utcp *utcp, const void *data, size_t len) {
        // In case this is for a CLOSED connection, ignore the packet.
        // TODO: make it so incoming packets can never match a CLOSED connection.
 
-       if(c->state == CLOSED)
+       if(c->state == CLOSED) {
+               debug("Got packet for closed connection\n");
                return 0;
+       }
 
        // It is for an existing connection.