Subject: [PATCH 16/22] usb: udc: lpc32xx: Don't use GFP_DMA when calling dma_pool_alloc()

From: Baoquan He <[email-masked]>
Date: Sat, 19 Feb 2022 08:52:15 +0800

dma_pool_alloc() uses dma_alloc_coherent() to pre-allocate DMA buffer,
so it's redundent to specify GFP_DMA when calling.

Signed-off-by: Baoquan He <[email-masked]>
---
 drivers/usb/gadget/udc/lpc32xx_udc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c
index bcba5f9bc5a3..d234de1c62b3 100644
--- a/drivers/usb/gadget/udc/lpc32xx_udc.c
+++ b/drivers/usb/gadget/udc/lpc32xx_udc.c
@@ -922,7 +922,7 @@ static struct lpc32xx_usbd_dd_gad *udc_dd_alloc(struct lpc32xx_udc *udc)
 	dma_addr_t			dma;
 	struct lpc32xx_usbd_dd_gad	*dd;
 
-	dd = dma_pool_alloc(udc->dd_cache, GFP_ATOMIC | GFP_DMA, &dma);
+	dd = dma_pool_alloc(udc->dd_cache, GFP_ATOMIC, &dma);
 	if (dd)
 		dd->this_dma = dma;
 
-- 
2.17.2