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authorKuninori Morimoto <morimoto.kuninori@renesas.com>2011-06-09 16:48:25 +0900
committerGreg Kroah-Hartman <gregkh@suse.de>2011-06-14 14:23:23 -0700
commit08e6c611123ab499757e4133df7ddc0875c0dccf (patch)
treee763cc68029233eaabaca44c25106fd62997ae05 /drivers/usb/renesas_usbhs/mod_gadget.c
parentdcc854579059ff9633db4dc41c681371d22f794e (diff)
usb: renesas_usbhs: fixup connection fail
Sometimes the connection fail happen on renesas_usbhs. This patch fix it up. Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/renesas_usbhs/mod_gadget.c')
-rw-r--r--drivers/usb/renesas_usbhs/mod_gadget.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c
index 46e247ad14f..aa591b66383 100644
--- a/drivers/usb/renesas_usbhs/mod_gadget.c
+++ b/drivers/usb/renesas_usbhs/mod_gadget.c
@@ -462,8 +462,11 @@ static int usbhsg_ep_enable(struct usb_ep *ep,
* if it already have pipe,
* nothing to do
*/
- if (uep->pipe)
+ if (uep->pipe) {
+ usbhs_pipe_clear(uep->pipe);
+ usbhs_pipe_clear_sequence(uep->pipe);
return 0;
+ }
pipe = usbhs_pipe_malloc(priv, desc);
if (pipe) {