From 5220cb493bf418cc4ce5f3ba961dbd0207441731 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 30 Nov 2022 15:48:38 +0200 Subject: [PATCH] xhci: Convert to use list_count_nodes() The list API provides the list_count_nodes() to help with counting existing nodes in the list. Utilise it. Acked-by: Mathias Nyman Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20221130134838.23805-4-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/xhci-ring.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index ddc30037f9ce..aa4d34efecd2 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -2528,7 +2528,6 @@ static int handle_tx_event(struct xhci_hcd *xhci, union xhci_trb *ep_trb; int status = -EINPROGRESS; struct xhci_ep_ctx *ep_ctx; - struct list_head *tmp; u32 trb_comp_code; int td_num = 0; bool handling_skipped_tds = false; @@ -2582,10 +2581,8 @@ static int handle_tx_event(struct xhci_hcd *xhci, } /* Count current td numbers if ep->skip is set */ - if (ep->skip) { - list_for_each(tmp, &ep_ring->td_list) - td_num++; - } + if (ep->skip) + td_num += list_count_nodes(&ep_ring->td_list); /* Look for common error cases */ switch (trb_comp_code) {