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usb: musb: compress return logic into one line

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Simplify return logic to avoid unnecessary variable assignment.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Acked-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gustavo A. R. Silva
2017-06-21 09:22:15 -05:00
committed by Greg Kroah-Hartman
parent 17129d4702
commit c68bb0ef17
1 changed files with 2 additions and 4 deletions
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6
drivers/usb/musb/musb_host.c
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@@ -1540,7 +1540,7 @@ static int musb_rx_dma_iso_cppi41(struct dma_controller *dma,
struct dma_channel *channel = hw_ep->rx_channel; struct dma_channel *channel = hw_ep->rx_channel;
void __iomem *epio = hw_ep->regs; void __iomem *epio = hw_ep->regs;
dma_addr_t *buf; dma_addr_t *buf;
u32 length, res; u32 length;
u16 val; u16 val;
buf = (void *)urb->iso_frame_desc[qh->iso_idx].offset + buf = (void *)urb->iso_frame_desc[qh->iso_idx].offset +
@@ -1552,10 +1552,8 @@ static int musb_rx_dma_iso_cppi41(struct dma_controller *dma,
val |= MUSB_RXCSR_DMAENAB; val |= MUSB_RXCSR_DMAENAB;
musb_writew(hw_ep->regs, MUSB_RXCSR, val); musb_writew(hw_ep->regs, MUSB_RXCSR, val);
res = dma->channel_program(channel, qh->maxpacket, 0, return dma->channel_program(channel, qh->maxpacket, 0,
(u32)buf, length); (u32)buf, length);
return res;
} }
#else #else
static inline int musb_rx_dma_iso_cppi41(struct dma_controller *dma, static inline int musb_rx_dma_iso_cppi41(struct dma_controller *dma,