[PATCH 07/10] drivers: i3c: master: Enable probe i3c without slave device

[dinesh.maniyam at intel.com]

From: Dinesh Maniyam <dinesh.maniyam at intel.com>

Picked linux i3c driver upstraming patch to fix the issue to
probe for i3c controller without slave device attached.
With this fix, the ret check will be on command error and will success
without slave device attached.

Signed-off-by: Dinesh Maniyam <dinesh.maniyam at intel.com>
---
 drivers/i3c/master.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index 024db9c2a3..cd238777b9 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -455,6 +455,9 @@ static int i3c_master_rstdaa_locked(struct i3c_master_controller *master,
 
 	i3c_ccc_cmd_dest_cleanup(&dest);
 
+	if (ret)
+		ret = cmd.err;
+
 	return ret;
 }
 
@@ -510,6 +513,9 @@ static int i3c_master_enec_disec_locked(struct i3c_master_controller *master,
 	ret = i3c_master_send_ccc_cmd_locked(master, &cmd);
 	i3c_ccc_cmd_dest_cleanup(&dest);
 
+	if (ret)
+		ret = cmd.err;
+
 	return ret;
 }
 
-- 
2.26.2