diff options
| author |   Devendra Naga <devendra.aaru@gmail.com> | 2013-05-25 23:04:16 -0400 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-30 21:02:06 +0900 |
| commit | cff2ae2185394eba19d100596848c7e8e598c652 (patch) | |
| tree | 8bdc0fd7568c85821c41709ea16a313296f52c10 | |
| parent | staging: dwc2: change some dev_dbg() messages to dev_vdbg() (diff) | |
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>
| -rw-r--r-- | drivers/staging/btmtk_usb/btmtk_usb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/staging/btmtk_usb/btmtk_usb.c b/drivers/staging/btmtk_usb/btmtk_usb.c index 85bafacbb2fd..ab57a4b97e69 100644 --- a/drivers/staging/btmtk_usb/btmtk_usb.c +++ b/drivers/staging/btmtk_usb/btmtk_usb.c @@ -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); |