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xhci: remove unnecessary check for pending timer

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Checking if the command timeout timer is pending when queueing the
first command to the command ring is not really useful, remove it.

Suggested-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathias Nyman 2017-01-23 14:19:54 +02:00 committed by Greg Kroah-Hartman
parent f99265965b
commit 6b02e97491
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/host/xhci-ring.c
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@ -3815,8 +3815,7 @@ static int queue_command(struct xhci_hcd *xhci, struct xhci_command *cmd,
list_add_tail(&cmd->cmd_list, &xhci->cmd_list); list_add_tail(&cmd->cmd_list, &xhci->cmd_list);
/* if there are no other commands queued we start the timeout timer */ /* if there are no other commands queued we start the timeout timer */
if (xhci->cmd_list.next == &cmd->cmd_list && if (xhci->cmd_list.next == &cmd->cmd_list) {
!delayed_work_pending(&xhci->cmd_timer)) {
xhci->current_cmd = cmd; xhci->current_cmd = cmd;
xhci_mod_cmd_timer(xhci, XHCI_CMD_DEFAULT_TIMEOUT); xhci_mod_cmd_timer(xhci, XHCI_CMD_DEFAULT_TIMEOUT);
} }