[PATCH v2 5/7] xhci: mem: Use while (i--) pattern to clean up

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Use more natural while (i--) patter to clean up allocated resources.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
 drivers/usb/host/xhci-mem.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index fa0c4ac2ca7f..b8c1465f8d23 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -1679,11 +1679,10 @@ static int scratchpad_alloc(struct xhci_hcd *xhci, gfp_t flags)
 	return 0;
 
  fail_sp4:
-	for (i = i - 1; i >= 0; i--) {
+	while (i--)
 		dma_free_coherent(dev, xhci->page_size,
 				    xhci->scratchpad->sp_buffers[i],
 				    xhci->scratchpad->sp_array[i]);
-	}
 
 	kfree(xhci->scratchpad->sp_buffers);
 
-- 
2.39.1




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