From fc9d5c79f681a7bff588d32de9429be360996df7 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Mon, 31 Oct 2011 00:47:01 -0700 Subject: [PATCH] usb: gadget: renesas_usbhs: usbhsh_ureq_alloc/free() care urb->hcpriv Signed-off-by: Kuninori Morimoto Signed-off-by: Felipe Balbi --- drivers/usb/renesas_usbhs/mod_host.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c index 478366b571ef..0b88e88c5ee6 100644 --- a/drivers/usb/renesas_usbhs/mod_host.c +++ b/drivers/usb/renesas_usbhs/mod_host.c @@ -239,6 +239,7 @@ static struct usbhsh_request *usbhsh_ureq_alloc(struct usbhsh_hpriv *hpriv, */ list_add_tail(&ureq->ureq_link, &hpriv->ureq_link_active); ureq->urb = urb; + usbhsh_urb_to_ureq(urb) = ureq; return ureq; } @@ -254,6 +255,7 @@ static void usbhsh_ureq_free(struct usbhsh_hpriv *hpriv, * removed from "active" list, * and push it to "free" list */ + usbhsh_urb_to_ureq(ureq->urb) = NULL; ureq->urb = NULL; list_del_init(&ureq->ureq_link); list_add_tail(&ureq->ureq_link, &hpriv->ureq_link_free); @@ -495,7 +497,6 @@ static void usbhsh_queue_done(struct usbhs_priv *priv, struct usbhs_pkt *pkt) urb->actual_length = pkt->actual; usbhsh_ureq_free(hpriv, ureq); - usbhsh_urb_to_ureq(urb) = NULL; usb_hcd_unlink_urb_from_ep(hcd, urb); usb_hcd_giveback_urb(hcd, urb, 0); @@ -523,7 +524,6 @@ static int usbhsh_queue_push(struct usb_hcd *hcd, dev_err(dev, "ureq alloc fail\n"); return -ENOMEM; } - usbhsh_urb_to_ureq(urb) = ureq; if (usb_pipein(urb->pipe)) pipe->handler = &usbhs_fifo_pio_pop_handler; @@ -606,12 +606,10 @@ static void usbhsh_data_stage_packet_done(struct usbhs_priv *priv, { struct usbhsh_request *ureq = usbhsh_pkt_to_ureq(pkt); struct usbhsh_hpriv *hpriv = usbhsh_priv_to_hpriv(priv); - struct urb *urb = ureq->urb; /* this ureq was connected to urb when usbhsh_urb_enqueue() */ usbhsh_ureq_free(hpriv, ureq); - usbhsh_urb_to_ureq(urb) = NULL; } static int usbhsh_data_stage_packet_push(struct usbhsh_hpriv *hpriv, @@ -626,7 +624,6 @@ static int usbhsh_data_stage_packet_push(struct usbhsh_hpriv *hpriv, ureq = usbhsh_ureq_alloc(hpriv, urb, mem_flags); if (unlikely(!ureq)) return -ENOMEM; - usbhsh_urb_to_ureq(urb) = ureq; if (usb_pipein(urb->pipe)) pipe->handler = &usbhs_dcp_data_stage_in_handler; @@ -656,7 +653,6 @@ static int usbhsh_status_stage_packet_push(struct usbhsh_hpriv *hpriv, ureq = usbhsh_ureq_alloc(hpriv, urb, mem_flags); if (unlikely(!ureq)) return -ENOMEM; - usbhsh_urb_to_ureq(urb) = ureq; if (usb_pipein(urb->pipe)) pipe->handler = &usbhs_dcp_status_stage_in_handler; @@ -811,10 +807,8 @@ static int usbhsh_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) struct usbhsh_hpriv *hpriv = usbhsh_hcd_to_hpriv(hcd); struct usbhsh_request *ureq = usbhsh_urb_to_ureq(urb); - if (ureq) { + if (ureq) usbhsh_ureq_free(hpriv, ureq); - usbhsh_urb_to_ureq(urb) = NULL; - } return 0; }