From: Paul Zimmerman <Paul.Zimmerman@xxxxxxxxxxxx>
Fix offset calculation in dwc3_trb_dma_offset()
Signed-off-by: Paul Zimmerman <paulz@xxxxxxxxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/dwc3/gadget.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 16f2ba6..ee5c1a5 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -189,7 +189,7 @@ int dwc3_send_gadget_ep_cmd(struct dwc3 *dwc, unsigned ep,
static dma_addr_t dwc3_trb_dma_offset(struct dwc3_ep *dep,
struct dwc3_trb_hw *trb)
{
- u32 offset = trb - dep->trb_pool;
+ u32 offset = (char *) trb - (char *) dep->trb_pool;
return dep->trb_pool_dma + offset;
}
--
1.7.7
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