power: reset: reboot-mode: fix normal mode setup

If cmd is empty in get_reboot_mode_magic, we should return normal magic.

Change-Id: I10931adc49e33f72ae73d9471159f82cc02ff0c0
Signed-off-by: Huang, Tao <huangtao@rock-chips.com>

diff --git a/drivers/power/reset/reboot-mode.c b/drivers/power/reset/reboot-mode.c
index 9aa7b809972c144d3d34ab4f90b09bacb11985b0..09f1bc353087e6839a8c4a85dee58bd9e9f79ce6 100644 (file)
--- a/drivers/power/reset/reboot-mode.c
+++ b/drivers/power/reset/reboot-mode.c
@@ -36,7 +36,7 @@ static int get_reboot_mode_magic(struct reboot_mode_driver *reboot,
        int magic = 0;
        struct mode_info *info;
 
-       if (!cmd)
+       if (!cmd || !cmd[0])
                cmd = normal;
 
        list_for_each_entry(info, &reboot->head, list) {