From bf313230642ca6ce1e5cb67d49f6cc72a6d752ae Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Sat, 2 Apr 2016 20:46:10 +0200 Subject: musb: Properly call musb_stop() on probe failure musb_lowlevelinit(): if no device is plugged in / detected call musb_stop() to undo the preceding musb_start() call. Signed-off-by: Hans de Goede --- drivers/usb/musb-new/musb_uboot.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/usb') diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c index 233a0e4a5e..6ce528c81e 100644 --- a/drivers/usb/musb-new/musb_uboot.c +++ b/drivers/usb/musb-new/musb_uboot.c @@ -237,8 +237,10 @@ int musb_lowlevel_init(struct musb_host_data *host) if (musb_readb(mbase, MUSB_DEVCTL) & MUSB_DEVCTL_HM) break; } while (get_timer(0) < timeout); - if (get_timer(0) >= timeout) + if (get_timer(0) >= timeout) { + musb_stop(host->host); return -ENODEV; + } _musb_reset_root_port(host, NULL); host->host->is_active = 1; -- cgit v1.2.1