usb: dwc2: remove set but unused variable (971a0d4e) · Commits · 戴 / test

This patch removes a set but unused variable in hcd.c. Fixes gcc warning: variable ‘data_fifo’ set but not used [-Wunused-but-set-variable] Acked-by:

drivers/usb/dwc2/hcd.c

+0 −3

Original line number	Original line	Diff line number	Diff line
	@@ -1328,14 +1328,11 @@ static void dwc2_hc_write_packet(struct dwc2_hsotg *hsotg,
	u32 remaining_count;		u32 remaining_count;
	u32 byte_count;		u32 byte_count;
	u32 dword_count;		u32 dword_count;
	u32 __iomem *data_fifo;
	u32 data_buf = (u32 )chan->xfer_buf;		u32 data_buf = (u32 )chan->xfer_buf;

	if (dbg_hc(chan))		if (dbg_hc(chan))
	dev_vdbg(hsotg->dev, "%s()\n", __func__);		dev_vdbg(hsotg->dev, "%s()\n", __func__);

	data_fifo = (u32 __iomem *)(hsotg->regs + HCFIFO(chan->hc_num));

	remaining_count = chan->xfer_len - chan->xfer_count;		remaining_count = chan->xfer_len - chan->xfer_count;
	if (remaining_count > chan->max_packet)		if (remaining_count > chan->max_packet)
	byte_count = chan->max_packet;		byte_count = chan->max_packet;