Merge tag 'v3.11-rc7' into stable/for-linus-3.12

Linux 3.11-rc7

As we need the git commit 28817e9de4f039a1a8c1fe1df2fa2df524626b9e
Author: Chuck Anderson <chuck.anderson@oracle.com>
Date:   Tue Aug 6 15:12:19 2013 -0700

    xen/smp: initialize IPI vectors before marking CPU online

* tag 'v3.11-rc7': (443 commits)
  Linux 3.11-rc7
  ARC: [lib] strchr breakage in Big-endian configuration
  VFS: collect_mounts() should return an ERR_PTR
  bfs: iget_locked() doesn't return an ERR_PTR
  efs: iget_locked() doesn't return an ERR_PTR()
  proc: kill the extra proc_readfd_common()->dir_emit_dots()
  cope with potentially long ->d_dname() output for shmem/hugetlb
  usb: phy: fix build breakage
  USB: OHCI: add missing PCI PM callbacks to ohci-pci.c
  staging: comedi: bug-fix NULL pointer dereference on failed attach
  lib/lz4: correct the LZ4 license
  memcg: get rid of swapaccount leftovers
  nilfs2: fix issue with counting number of bio requests for BIO_EOPNOTSUPP error detection
  nilfs2: remove double bio_put() in nilfs_end_bio_write() for BIO_EOPNOTSUPP error
  drivers/platform/olpc/olpc-ec.c: initialise earlier
  ipv4: expose IPV4_DEVCONF
  ipv6: handle Redirect ICMP Message with no Redirected Header option
  be2net: fix disabling TX in be_close()
  Revert "ACPI / video: Always call acpi_video_init_brightness() on init"
  Revert "genetlink: fix family dump race"
  ...

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

1 files changed, 10 insertions, 5 deletions

diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index cba1d46e672e..86292e6aaf49 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2816,13 +2816,16 @@ exit:
 static int hso_get_config_data(struct usb_interface *interface)
 {
         struct usb_device *usbdev = interface_to_usbdev(interface);
-        u8 config_data[17];
+        u8 *config_data = kmalloc(17, GFP_KERNEL);
         u32 if_num = interface->altsetting->desc.bInterfaceNumber;
         s32 result;
 
+        if (!config_data)
+                return -ENOMEM;
         if (usb_control_msg(usbdev, usb_rcvctrlpipe(usbdev, 0),
                             0x86, 0xC0, 0, 0, config_data, 17,
                             USB_CTRL_SET_TIMEOUT) != 0x11) {
+                kfree(config_data);
                 return -EIO;
         }
 
@@ -2873,6 +2876,7 @@ static int hso_get_config_data(struct usb_interface *interface)
         if (config_data[16] & 0x1)
                 result |= HSO_INFO_CRC_BUG;
 
+        kfree(config_data);
         return result;
 }
 
@@ -2886,6 +2890,11 @@ static int hso_probe(struct usb_interface *interface,
         struct hso_shared_int *shared_int;
         struct hso_device *tmp_dev = NULL;
 
+        if (interface->cur_altsetting->desc.bInterfaceClass != 0xFF) {
+                dev_err(&interface->dev, "Not our interface\n");
+                return -ENODEV;
+        }
+
         if_num = interface->altsetting->desc.bInterfaceNumber;
 
         /* Get the interface/port specification from either driver_info or from
@@ -2895,10 +2904,6 @@ static int hso_probe(struct usb_interface *interface,
         else
                 port_spec = hso_get_config_data(interface);
 
-        if (interface->cur_altsetting->desc.bInterfaceClass != 0xFF) {
-                dev_err(&interface->dev, "Not our interface\n");
-                return -ENODEV;
-        }
         /* Check if we need to switch to alt interfaces prior to port
          * configuration */
         if (interface->num_altsetting > 1)