Commit cff2ae21 authored May 25, 2013 by Devendra Naga Committed by Greg Kroah-Hartman May 30, 2013

staging: btmtk_usb: check for a valid io_buf pointer



assigned to retval of kmalloc but not checked whether the allocation failed or not,
fail the registering if allocation fail

Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent b8313417

drivers/staging/btmtk_usb/btmtk_usb.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1597,6 +1597,11 @@ static int btmtk_usb_probe(struct usb_interface *intf,
		}

		data->io_buf = kmalloc(256, GFP_ATOMIC);
		if (!data->io_buf) {
		hci_free_dev(hdev);
		kfree(data);
		return -ENOMEM;
		}

		btmtk_usb_switch_iobase(data, WLAN);