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-rw-r--r--sound/usb/usx2y/usX2Yhwdep.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c
index 6495534e..1558a5c 100644
--- a/sound/usb/usx2y/usX2Yhwdep.c
+++ b/sound/usb/usx2y/usX2Yhwdep.c
@@ -84,7 +84,7 @@ static int snd_us428ctls_mmap(struct snd_hwdep * hw, struct file *filp, struct v
us428->us428ctls_sharedmem->CtlSnapShotLast = -2;
}
area->vm_ops = &us428ctls_vm_ops;
- area->vm_flags |= VM_RESERVED;
+ area->vm_flags |= VM_RESERVED | VM_DONTEXPAND;
area->vm_private_data = hw->private_data;
return 0;
}
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