Fix the following clang warning:
drivers/usb/host/xhci.c:1346:15: warning: variable ‘len’ set but not
used [-Wunused-but-set-variable].
Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
drivers/usb/host/xhci.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 1975016..0ead09c 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1343,7 +1343,6 @@ static bool xhci_urb_temp_buffer_required(struct usb_hcd *hcd,
static void xhci_unmap_temp_buf(struct usb_hcd *hcd, struct urb *urb)
{
- unsigned int len;
unsigned int buf_len;
enum dma_data_direction dir;
@@ -1359,10 +1358,9 @@ static void xhci_unmap_temp_buf(struct usb_hcd *hcd, struct urb *urb)
dir);
if (usb_urb_dir_in(urb))
- len = sg_pcopy_from_buffer(urb->sg, urb->num_sgs,
- urb->transfer_buffer,
- buf_len,
- 0);
+ sg_pcopy_from_buffer(urb->sg, urb->num_sgs,
+ urb->transfer_buffer,
+ buf_len, 0);
urb->transfer_flags &= ~URB_DMA_MAP_SINGLE;
kfree(urb->transfer_buffer);
--
1.8.3.1
