Make sure we don't add the same item twice

Fixes #254
2017-12-16 01:15:25 +00:00 · 2017-12-16 01:15:25 +00:00 · bcd75789d5
commit bcd75789d5
parent fe2c960756
1 changed files with 1 additions and 1 deletions
--- a/os/lib/list.c
+++ b/os/lib/list.c
@ -302,7 +302,7 @@ list_insert(list_t list, void *previtem, void *newitem)
  if(previtem == NULL) {
    list_push(list, newitem);
  } else {
-  
+    list_remove(list, newitem);
    ((struct list *)newitem)->next = ((struct list *)previtem)->next;
    ((struct list *)previtem)->next = newitem;
  }