MIPS: JZ4740: Fix GCC 4.6.0 build error.

  CC      arch/mips/jz4740/dma.o
arch/mips/jz4740/dma.c: In function 'jz4740_dma_chan_irq':
arch/mips/jz4740/dma.c:245:11: error: variable 'status' set but not used [-Werro
r=unused-but-set-variable]

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/jz4740/dma.c b/arch/mips/jz4740/dma.c
index 5ebe75a68350a186e5d5b1a9965ac5a757092b3d..d7feb898692c5cf6c1997bcaab742d29e9a91bb2 100644 (file)
--- a/arch/mips/jz4740/dma.c
+++ b/arch/mips/jz4740/dma.c
@@ -242,9 +242,7 @@ EXPORT_SYMBOL_GPL(jz4740_dma_get_residue);
 
 static void jz4740_dma_chan_irq(struct jz4740_dma_chan *dma)
 {
-       uint32_t status;
-
-       status = jz4740_dma_read(JZ_REG_DMA_STATUS_CTRL(dma->id));
+       (void) jz4740_dma_read(JZ_REG_DMA_STATUS_CTRL(dma->id));
 
        jz4740_dma_write_mask(JZ_REG_DMA_STATUS_CTRL(dma->id), 0,
                JZ_DMA_STATUS_CTRL_ENABLE | JZ_DMA_STATUS_CTRL_TRANSFER_DONE);