Reenable kernel login method for kernel TEE client API

The kernel TEE login method was accidentally disabled previously when
 enabling a few other login methods, so fix that here.
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Merge tag 'tee-fix-for-v5.10' of git://git.linaro.org:/people/jens.wiklander/linux-tee into arm/fixes

Reenable kernel login method for kernel TEE client API

The kernel TEE login method was accidentally disabled previously when
enabling a few other login methods, so fix that here.

* tag 'tee-fix-for-v5.10' of git://git.linaro.org:/people/jens.wiklander/linux-tee:
  tee: client UUID: Skip REE kernel login method as well

Link: https://lore.kernel.org/r/20201013070918.GA3328976@jade
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

drivers/tee/tee_core.c

@@ -200,7 +200,8 @@ int tee_session_calc_client_uuid(uuid_t *uuid, u32 connection_method,
 	int name_len;
 	int rc;
 
-	if (connection_method == TEE_IOCTL_LOGIN_PUBLIC) {
+	if (connection_method == TEE_IOCTL_LOGIN_PUBLIC ||
+	    connection_method == TEE_IOCTL_LOGIN_REE_KERNEL) {
 		/* Nil UUID to be passed to TEE environment */
 		uuid_copy(uuid, &uuid_null);
 		return 0;