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FROMGIT: usb: typec: tps6598x: Fix return value check in tps6598x_probe()

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In case of error, the function device_get_named_child_node() returns
NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.

Fixes: 18a6c866bb ("usb: typec: tps6598x: Add USB role switching logic")
Reported-by: Hulk Robot <hulkci@huawei.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20210308094841.3587751-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit cb518f3b783e41a5a6e1d8021abce3bc057359a7
 https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-next)
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I843896f1df09b8d9201149560d518ac03e469ff4
This commit is contained in:
Wei Yongjun
2021-03-08 09:48:41 +00:00
committed by Greg Kroah-Hartman
parent 6962bec5ac
commit 7ac8008a5d
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/typec/tps6598x.c
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@@ -516,8 +516,8 @@ static int tps6598x_probe(struct i2c_client *client)
return ret;
fwnode = device_get_named_child_node(&client->dev, "connector");
if (IS_ERR(fwnode))
return PTR_ERR(fwnode);
if (!fwnode)
return -ENODEV;
tps->role_sw = fwnode_usb_role_switch_get(fwnode);
if (IS_ERR(tps->role_sw)) {