Re: [PATCH] fib_trie: coding style: Use pointer after check

2015-06-07 Thread David Miller
From: Firo Yang Date: Mon, 8 Jun 2015 11:54:51 +0800 > As Alexander Duyck pointed out that: > struct tnode { > ... > struct key_vector kv[1]; > } > The kv[1] member of struct tnode is an arry that refernced by > a null pointer will not crash the system, like this: > struct tnode

[PATCH] fib_trie: coding style: Use pointer after check

2015-06-07 Thread Firo Yang
As Alexander Duyck pointed out that: struct tnode { ... struct key_vector kv[1]; } The kv[1] member of struct tnode is an arry that refernced by a null pointer will not crash the system, like this: struct tnode *p = NULL; struct key_vector *kv = p->kv; As such p->kv doesn't actually