Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid:
  HID: Move dereferences below a NULL test
  HID: hiddev, fix lock imbalance
This commit is contained in:
Linus Torvalds 2009-07-22 09:30:07 -07:00
commit 1fd1f28536
2 changed files with 7 additions and 3 deletions

View File

@ -1075,14 +1075,16 @@ EXPORT_SYMBOL_GPL(hid_report_raw_event);
*/
int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int interrupt)
{
struct hid_report_enum *report_enum = hid->report_enum + type;
struct hid_driver *hdrv = hid->driver;
struct hid_report_enum *report_enum;
struct hid_driver *hdrv;
struct hid_report *report;
unsigned int i;
int ret;
if (!hid || !hid->driver)
return -ENODEV;
report_enum = hid->report_enum + type;
hdrv = hid->driver;
if (!size) {
dbg_hid("empty report\n");

View File

@ -527,8 +527,10 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd,
goto goodreturn;
case HIDIOCGCOLLECTIONINDEX:
i = field->usage[uref->usage_index].collection_index;
unlock_kernel();
kfree(uref_multi);
return field->usage[uref->usage_index].collection_index;
return i;
case HIDIOCGUSAGES:
for (i = 0; i < uref_multi->num_values; i++)
uref_multi->values[i] =