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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-08 02:07:31 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-08 02:07:31 +0200
commitfaa38b5e0e092914764cdba9f83d31a3f794d182 (patch)
treeb3e5921bdc36378033b4910eb4f29cb0dfc486e0 /sound/pci/asihpi/hpioctl.c
parentMerge branch 'bkl/core' of git://git.kernel.org/pub/scm/linux/kernel/git/fred... (diff)
parentMerge branch 'topic/misc' into for-linus (diff)
downloadlinux-faa38b5e0e092914764cdba9f83d31a3f794d182.tar.xz
linux-faa38b5e0e092914764cdba9f83d31a3f794d182.zip
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (214 commits) ALSA: hda - Add pin-fix for HP dc5750 ALSA: als4000: Fix potentially invalid DMA mode setup ALSA: als4000: enable burst mode ALSA: hda - Fix initial capsrc selection in patch_alc269() ASoC: TWL4030: Capture route runtime DAPM ordering fix ALSA: hda - Add PC-beep whitelist for an Intel board ALSA: hda - More relax for pending period handling ALSA: hda - Define AC_FMT_* constants ALSA: hda - Fix beep frequency on IDT 92HD73xx and 92HD71Bxx codecs ALSA: hda - Add support for HDMI HBR passthrough ALSA: hda - Set Stream Type in Stream Format according to AES0 ALSA: hda - Fix Thinkpad X300 so SPDIF is not exposed ALSA: hda - FIX to not expose SPDIF on Thinkpad X301, since it does not have the ability to use SPDIF ASoC: wm9081: fix resource reclaim in wm9081_register error path ASoC: wm8978: fix a memory leak if a wm8978_register fail ASoC: wm8974: fix a memory leak if another WM8974 is registered ASoC: wm8961: fix resource reclaim in wm8961_register error path ASoC: wm8955: fix resource reclaim in wm8955_register error path ASoC: wm8940: fix a memory leak if wm8940_register return error ASoC: wm8904: fix resource reclaim in wm8904_register error path ...
Diffstat (limited to 'sound/pci/asihpi/hpioctl.c')
-rw-r--r--sound/pci/asihpi/hpioctl.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/sound/pci/asihpi/hpioctl.c b/sound/pci/asihpi/hpioctl.c
index 7396ac54e99f..62895a719fcb 100644
--- a/sound/pci/asihpi/hpioctl.c
+++ b/sound/pci/asihpi/hpioctl.c
@@ -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);
@@ -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);
@@ -464,9 +473,7 @@ void __init asihpi_init(void)
memset(adapters, 0, sizeof(adapters));
- printk(KERN_INFO "ASIHPI driver %d.%02d.%02d\n",
- HPI_VER_MAJOR(HPI_VER), HPI_VER_MINOR(HPI_VER),
- HPI_VER_RELEASE(HPI_VER));
+ printk(KERN_INFO "ASIHPI driver " HPI_VER_STRING "\n");
hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM,
HPI_SUBSYS_DRIVER_LOAD);