summaryrefslogtreecommitdiffstats
path: root/sound/usb/usx2y/usX2Yhwdep.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/usb/usx2y/usX2Yhwdep.c')
-rw-r--r--sound/usb/usx2y/usX2Yhwdep.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c
index 4af8740..f3d8f71 100644
--- a/sound/usb/usx2y/usX2Yhwdep.c
+++ b/sound/usb/usx2y/usX2Yhwdep.c
@@ -203,13 +203,12 @@ static int snd_usX2Y_hwdep_dsp_load(struct snd_hwdep *hw,
if (access_ok(VERIFY_READ, dsp->image, dsp->length)) {
struct usb_device* dev = priv->chip.dev;
- char *buf = kmalloc(dsp->length, GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
- if (copy_from_user(buf, dsp->image, dsp->length)) {
- kfree(buf);
- return -EFAULT;
- }
+ char *buf;
+
+ buf = memdup_user(dsp->image, dsp->length);
+ if (IS_ERR(buf))
+ return PTR_ERR(buf);
+
err = usb_set_interface(dev, 0, 1);
if (err)
snd_printk(KERN_ERR "usb_set_interface error \n");
OpenPOWER on IntegriCloud