ffserver: drop unneeded else branching

Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>

ffserver.c

@@ -2119,11 +2119,10 @@ static int64_t get_packet_send_clock(HTTPContext *c)
     frame_bytes = c->cur_frame_bytes;
     if (frame_bytes <= 0)
         return c->cur_pts;
-    else {
-        bytes_left = c->buffer_end - c->buffer_ptr;
-        bytes_sent = frame_bytes - bytes_left;
-        return c->cur_pts + (c->cur_frame_duration * bytes_sent) / frame_bytes;
-    }
+
+    bytes_left = c->buffer_end - c->buffer_ptr;
+    bytes_sent = frame_bytes - bytes_left;
+    return c->cur_pts + (c->cur_frame_duration * bytes_sent) / frame_bytes;
 }