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[v2,4.19.y-cip,19/22] usb: typec: fix an IS_ERR() vs NULL bug in hd3ss3220_probe()

Message ID 1582303929-5773-20-git-send-email-marian-cristian.rotariu.rb@bp.renesas.com (mailing list archive)
State Accepted, archived
Delegated to: Pavel Machek
Headers show
Series Renesas RZ/G2E USB Type-C Backport | expand

Commit Message

Marian-Cristian Rotariu Feb. 21, 2020, 4:52 p.m. UTC 
From: Dan Carpenter <dan.carpenter@oracle.com>

commit c8dd192be821039d7023e0a5869d2cdf3acdef7e upstream.

The device_get_named_child_node() function doesn't return error
pointers, it returns NULL on error.

Fixes: 1c48c759ef4b ("usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20191011185055.GA20972@mwanda
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
---
 drivers/usb/typec/hd3ss3220.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/typec/hd3ss3220.c b/drivers/usb/typec/hd3ss3220.c
index 0c808ea..2bcb79a 100644
--- a/drivers/usb/typec/hd3ss3220.c
+++ b/drivers/usb/typec/hd3ss3220.c
@@ -183,8 +183,8 @@  static int hd3ss3220_probe(struct i2c_client *client,
 	hd3ss3220_set_source_pref(hd3ss3220,
 				  HD3SS3220_REG_GEN_CTRL_SRC_PREF_DRP_DEFAULT);
 	connector = device_get_named_child_node(hd3ss3220->dev, "connector");
-	if (IS_ERR(connector))
-		return PTR_ERR(connector);
+	if (!connector)
+		return -ENODEV;
 
 	hd3ss3220->role_sw = fwnode_usb_role_switch_get(connector);
 	fwnode_handle_put(connector);