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path: root/drivers/hid/i2c-hid/i2c-hid.c
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Diffstat (limited to 'drivers/hid/i2c-hid/i2c-hid.c')
-rw-r--r--drivers/hid/i2c-hid/i2c-hid.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 7230243b94d3..97689e98e53f 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -144,10 +144,10 @@ struct i2c_hid {
* register of the HID
* descriptor. */
unsigned int bufsize; /* i2c buffer size */
- char *inbuf; /* Input buffer */
- char *rawbuf; /* Raw Input buffer */
- char *cmdbuf; /* Command buffer */
- char *argsbuf; /* Command arguments buffer */
+ u8 *inbuf; /* Input buffer */
+ u8 *rawbuf; /* Raw Input buffer */
+ u8 *cmdbuf; /* Command buffer */
+ u8 *argsbuf; /* Command arguments buffer */
unsigned long flags; /* device flags */
unsigned long quirks; /* Various quirks */
@@ -455,7 +455,8 @@ out_unlock:
static void i2c_hid_get_input(struct i2c_hid *ihid)
{
- int ret, ret_size;
+ int ret;
+ u32 ret_size;
int size = le16_to_cpu(ihid->hdesc.wMaxInputLength);
if (size > ihid->bufsize)
@@ -480,7 +481,7 @@ static void i2c_hid_get_input(struct i2c_hid *ihid)
return;
}
- if (ret_size > size) {
+ if ((ret_size > size) || (ret_size <= 2)) {
dev_err(&ihid->client->dev, "%s: incomplete report (%d/%d)\n",
__func__, size, ret_size);
return;
@@ -891,10 +892,10 @@ static int i2c_hid_acpi_pdata(struct i2c_client *client,
static void i2c_hid_acpi_fix_up_power(struct device *dev)
{
- acpi_handle handle = ACPI_HANDLE(dev);
struct acpi_device *adev;
- if (handle && acpi_bus_get_device(handle, &adev) == 0)
+ adev = ACPI_COMPANION(dev);
+ if (adev)
acpi_device_fix_up_power(adev);
}