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[U-Boot,2/3] musb: Properly call musb_stop() on probe failure

Message ID 1459622771-12704-2-git-send-email-hdegoede@redhat.com
State Accepted
Commit bf313230642ca6ce1e5cb67d49f6cc72a6d752ae
Delegated to: Marek Vasut
Headers show

Commit Message

Hans de Goede April 2, 2016, 6:46 p.m. UTC 
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 <hdegoede@redhat.com>
---
 drivers/usb/musb-new/musb_uboot.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/usb/musb-new/musb_uboot.c b/drivers/usb/musb-new/musb_uboot.c
index 233a0e4..6ce528c 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;