usb: typec: ucsi: acpi: fix a NULL vs IS_ERR() check in probe
authorDan Carpenter <dan.carpenter@oracle.com>
Mon, 9 May 2022 09:08:28 +0000 (12:08 +0300)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Mon, 30 May 2022 16:03:38 +0000 (18:03 +0200)
commita9face899413f468460219c79503c091c4d362cb
tree4f31569d885b13ba13fc667990a077e93f73801f
parentb941820ec938d175fd6e4e7ba5b4a6ca9d092afd
usb: typec: ucsi: acpi: fix a NULL vs IS_ERR() check in probe

The devm_memremap() function never returns NULL.  It returns error
pointers.

Fixes: cdc3d2abf438 ("usb: typec: ucsi: acpi: Map the mailbox with memremap()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/usb/typec/ucsi/ucsi_acpi.c