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author | Hans de Goede <hdegoede@redhat.com> | 2014-07-25 22:01:21 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-08-01 15:58:59 -0700 |
commit | a0ee619f3ce8d8478c0cdd944b6cb24453ab6297 (patch) | |
tree | 05086014d9e8f3d4b08c22531ded0a00c9203dc4 /drivers/usb/host/xhci-ring.c | |
parent | 170625e99485aac578c83fb4aa2bcd9f589570ef (diff) | |
download | op-kernel-dev-a0ee619f3ce8d8478c0cdd944b6cb24453ab6297.zip op-kernel-dev-a0ee619f3ce8d8478c0cdd944b6cb24453ab6297.tar.gz |
xhci: Add missing checks for xhci_alloc_command failure
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r-- | drivers/usb/host/xhci-ring.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 749fc68..60fb52a 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1118,6 +1118,10 @@ 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"); + return; + } xhci_dbg_trace(xhci, trace_xhci_dbg_quirks, "Queueing configure endpoint command"); xhci_queue_configure_endpoint(xhci, command, |