"tx_ram" points to io memory. We can't dereference it directly. Sparse
complains about this: "drivers/usb/musb/cppi_dma.c:1205:25: warning:
dereference of noderef expression"
Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
---
Compile tested.
diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c
index eb9161a..ab434fb 100644
--- a/drivers/usb/musb/cppi_dma.c
+++ b/drivers/usb/musb/cppi_dma.c
@@ -1204,7 +1204,7 @@ irqreturn_t cppi_interrupt(int irq, void *dev_id)
*/
if (NULL == bd) {
DBG(1, "null BD\n");
- tx_ram->tx_complete = 0;
+ musb_writel(&tx_ram->tx_complete, 0, 0);
continue;
}
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