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yaml
---
r: 206695
b: refs/heads/master
c: ec9d04b
h: refs/heads/master
i:
  206693: cb56281
  206691: 92b3737
  206687: c18f559
v: v3
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Kulikov Vasiliy authored and Takashi Iwai committed Jul 29, 2010
1 parent dfbea38 commit b96bb65
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Showing 2 changed files with 14 additions and 5 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: b3390ceab95601afc12213c3ec5551d3bc7b638f
refs/heads/master: ec9d04b2a8f00b14a3df4714820cb2cda46dc4d6
17 changes: 13 additions & 4 deletions trunk/sound/pci/asihpi/hpioctl.c
Original file line number Diff line number Diff line change
Expand Up @@ -121,11 +121,17 @@ long asihpi_hpi_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
phpi_ioctl_data = (struct hpi_ioctl_linux __user *)arg;

/* Read the message and response pointers from user space. */
get_user(puhm, &phpi_ioctl_data->phm);
get_user(puhr, &phpi_ioctl_data->phr);
if (get_user(puhm, &phpi_ioctl_data->phm) ||
get_user(puhr, &phpi_ioctl_data->phr)) {
err = -EFAULT;
goto out;
}

/* Now read the message size and data from user space. */
get_user(hm->h.size, (u16 __user *)puhm);
if (get_user(hm->h.size, (u16 __user *)puhm)) {
err = -EFAULT;
goto out;
}
if (hm->h.size > sizeof(*hm))
hm->h.size = sizeof(*hm);

Expand All @@ -138,7 +144,10 @@ long asihpi_hpi_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
goto out;
}

get_user(res_max_size, (u16 __user *)puhr);
if (get_user(res_max_size, (u16 __user *)puhr)) {
err = -EFAULT;
goto out;
}
/* printk(KERN_INFO "user response size %d\n", res_max_size); */
if (res_max_size < sizeof(struct hpi_response_header)) {
HPI_DEBUG_LOG(WARNING, "small res size %d\n", res_max_size);
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