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path: root/drivers/dahdi/wctdm.c
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Diffstat (limited to 'drivers/dahdi/wctdm.c')
-rw-r--r--drivers/dahdi/wctdm.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/dahdi/wctdm.c b/drivers/dahdi/wctdm.c
index 1160686..c9e4f51 100644
--- a/drivers/dahdi/wctdm.c
+++ b/drivers/dahdi/wctdm.c
@@ -2088,10 +2088,15 @@ static int wctdm_open(struct dahdi_chan *chan)
return 0;
}
+static inline struct wctdm *wctdm_from_span(struct dahdi_span *span)
+{
+ return container_of(span, struct wctdm, span);
+}
+
static int wctdm_watchdog(struct dahdi_span *span, int event)
{
printk(KERN_INFO "TDM: Restarting DMA\n");
- wctdm_restart_dma(span->pvt);
+ wctdm_restart_dma(wctdm_from_span(span));
return 0;
}
@@ -2365,7 +2370,6 @@ static int wctdm_initialize(struct wctdm *wc)
wc->span.watchdog = wctdm_watchdog;
init_waitqueue_head(&wc->span.maintq);
- wc->span.pvt = wc;
if (dahdi_register(&wc->span, 0)) {
printk(KERN_NOTICE "Unable to register span with DAHDI\n");
return -1;