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authorXie Xiaobo <xiaobo.xie@nxp.com>2017-12-12 08:12:33 (GMT)
committerXie Xiaobo <xiaobo.xie@nxp.com>2017-12-12 08:12:33 (GMT)
commitc0246a9ec4d461ef4dd7647f94005380bb9e7f0b (patch)
tree7588601aa6ce98f5e9fd083a1b351d9023c0b295 /drivers/nfc/nfcmrvl/uart.c
parent50fd1a6d79d48a7c35890aecce5a5d6b872a461d (diff)
parent56f4a560c6d6318b5a8e18a1b3e44909a5158d1e (diff)
downloadlinux-c0246a9ec4d461ef4dd7647f94005380bb9e7f0b.tar.xz
Merge Linaro linux 4.9.62 into linux-4.9
Signed-off-by: Xiaobo Xie <xiaobo.xie@nxp.com>
Diffstat (limited to 'drivers/nfc/nfcmrvl/uart.c')
-rw-r--r--drivers/nfc/nfcmrvl/uart.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/nfc/nfcmrvl/uart.c b/drivers/nfc/nfcmrvl/uart.c
index 83a99e3..6c0c301 100644
--- a/drivers/nfc/nfcmrvl/uart.c
+++ b/drivers/nfc/nfcmrvl/uart.c
@@ -109,6 +109,7 @@ static int nfcmrvl_nci_uart_open(struct nci_uart *nu)
struct nfcmrvl_private *priv;
struct nfcmrvl_platform_data *pdata = NULL;
struct nfcmrvl_platform_data config;
+ struct device *dev = nu->tty->dev;
/*
* Platform data cannot be used here since usually it is already used
@@ -116,9 +117,8 @@ static int nfcmrvl_nci_uart_open(struct nci_uart *nu)
* and check if DT entries were added.
*/
- if (nu->tty->dev->parent && nu->tty->dev->parent->of_node)
- if (nfcmrvl_uart_parse_dt(nu->tty->dev->parent->of_node,
- &config) == 0)
+ if (dev && dev->parent && dev->parent->of_node)
+ if (nfcmrvl_uart_parse_dt(dev->parent->of_node, &config) == 0)
pdata = &config;
if (!pdata) {
@@ -131,7 +131,7 @@ static int nfcmrvl_nci_uart_open(struct nci_uart *nu)
}
priv = nfcmrvl_nci_register_dev(NFCMRVL_PHY_UART, nu, &uart_ops,
- nu->tty->dev, pdata);
+ dev, pdata);
if (IS_ERR(priv))
return PTR_ERR(priv);