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usb: xhci: remove error messages for failed memory allocation 

Omit extra messages for memory allocation failure.

Signed-off-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:
Lu Baolu 2017-04-07 17:57:05 +03:00 committed by Greg Kroah-Hartman
parent 3969384cf8
commit 74e0b5649c
4 changed files with 12 additions and 16 deletions
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4
drivers/usb/host/xhci-hub.c
View File

@ -392,10 +392,8 @@ static int xhci_stop_device(struct xhci_hcd *xhci, int slot_id, int suspend)
trace_xhci_stop_device(virt_dev);
cmd = xhci_alloc_command(xhci, false, true, GFP_NOIO);
if (!cmd) {
xhci_dbg(xhci, "Couldn't allocate command structure.\n");
if (!cmd)
return -ENOMEM;
}
spin_lock_irqsave(&xhci->lock, flags);
for (i = LAST_EP_INDEX; i > 0; i--) {

1
drivers/usb/host/xhci-mem.c
View File

@ -2605,7 +2605,6 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
return 0;
fail:
xhci_warn(xhci, "Couldn't initialize memory\n");
xhci_halt(xhci);
xhci_reset(xhci);
xhci_mem_cleanup(xhci);

10
drivers/usb/host/xhci-ring.c
View File

@ -1135,11 +1135,11 @@ static void xhci_handle_cmd_reset_ep(struct xhci_hcd *xhci, int slot_id,
*/
if (xhci->quirks & XHCI_RESET_EP_QUIRK) {
struct xhci_command *command;
command = xhci_alloc_command(xhci, false, false, GFP_ATOMIC);
if (!command) {
xhci_warn(xhci, "WARN Cannot submit cfg ep: ENOMEM\n");
if (!command)
return;
}
xhci_dbg_trace(xhci, trace_xhci_dbg_quirks,
"Queueing configure endpoint command");
xhci_queue_configure_endpoint(xhci, command,
@ -4015,10 +4015,8 @@ void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci,
/* This function gets called from contexts where it cannot sleep */
cmd = xhci_alloc_command(xhci, false, false, GFP_ATOMIC);
if (!cmd) {
xhci_warn(xhci, "WARN Cannot submit Set TR Deq Ptr: ENOMEM\n");
if (!cmd)
return;
}
ep->queued_deq_seg = deq_state->new_deq_seg;
ep->queued_deq_ptr = deq_state->new_deq_ptr;

13
drivers/usb/host/xhci.c
View File

@ -664,9 +664,11 @@ int xhci_run(struct usb_hcd *hcd)
if (xhci->quirks & XHCI_NEC_HOST) {
struct xhci_command *command;
command = xhci_alloc_command(xhci, false, false, GFP_KERNEL);
if (!command)
return -ENOMEM;
xhci_queue_vendor_command(xhci, command, 0, 0, 0,
TRB_TYPE(TRB_NEC_GET_FW));
}
@ -3144,10 +3146,9 @@ static int xhci_alloc_streams(struct usb_hcd *hcd, struct usb_device *udev,
}
config_cmd = xhci_alloc_command(xhci, true, true, mem_flags);
if (!config_cmd) {
xhci_dbg(xhci, "Could not allocate xHCI command structure.\n");
if (!config_cmd)
return -ENOMEM;
}
ctrl_ctx = xhci_get_input_control_ctx(config_cmd->in_ctx);
if (!ctrl_ctx) {
xhci_warn(xhci, "%s: Could not get input context, bad type.\n",
@ -4753,11 +4754,11 @@ static int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
xhci_warn(xhci, "Cannot update hub desc for unknown device.\n");
return -EINVAL;
}
config_cmd = xhci_alloc_command(xhci, true, true, mem_flags);
if (!config_cmd) {
xhci_dbg(xhci, "Could not allocate xHCI command structure.\n");
if (!config_cmd)
return -ENOMEM;
}
ctrl_ctx = xhci_get_input_control_ctx(config_cmd->in_ctx);
if (!ctrl_ctx) {
xhci_warn(xhci, "%s: Could not get input context, bad type.\n",