diff options
Diffstat (limited to 'sound/usb/usx2y/us122l.c')
| -rw-r--r-- | sound/usb/usx2y/us122l.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index b441fe2cd190..c2515b680f9f 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -118,12 +118,11 @@ static int usb_stream_hwdep_vm_fault(struct vm_area_struct *area, void *vaddr; struct us122l *us122l = area->vm_private_data; struct usb_stream *s; - int vm_f = VM_FAULT_SIGBUS; mutex_lock(&us122l->mutex); s = us122l->sk.s; if (!s) - goto out; + goto unlock; offset = vmf->pgoff << PAGE_SHIFT; if (offset < PAGE_ALIGN(s->read_size)) @@ -131,7 +130,7 @@ static int usb_stream_hwdep_vm_fault(struct vm_area_struct *area, else { offset -= PAGE_ALIGN(s->read_size); if (offset >= PAGE_ALIGN(s->write_size)) - goto out; + goto unlock; vaddr = us122l->sk.write_page + offset; } @@ -141,9 +140,11 @@ static int usb_stream_hwdep_vm_fault(struct vm_area_struct *area, mutex_unlock(&us122l->mutex); vmf->page = page; - vm_f = 0; -out: - return vm_f; + + return 0; +unlock: + mutex_unlock(&us122l->mutex); + return VM_FAULT_SIGBUS; } static void usb_stream_hwdep_vm_close(struct vm_area_struct *area) |