From e3c3215e41f60f9debb17f920e4da7cb3a82a55b Mon Sep 17 00:00:00 2001 From: zhong jiang Date: Thu, 20 Sep 2018 17:37:44 +0800 Subject: [PATCH] net: nci: remove redundant null pointer check before kfree_skb kfree_skb has taken the null pointer into account. hence it is safe to remove the redundant null pointer check before kfree_skb. Signed-off-by: zhong jiang Signed-off-by: David S. Miller --- net/nfc/nci/uart.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c index a66f102c6c01..4503937915ad 100644 --- a/net/nfc/nci/uart.c +++ b/net/nfc/nci/uart.c @@ -192,10 +192,8 @@ static void nci_uart_tty_close(struct tty_struct *tty) if (!nu) return; - if (nu->tx_skb) - kfree_skb(nu->tx_skb); - if (nu->rx_skb) - kfree_skb(nu->rx_skb); + kfree_skb(nu->tx_skb); + kfree_skb(nu->rx_skb); skb_queue_purge(&nu->tx_q); -- 2.30.2