[PATCH -next] spi: npcm-fiu: remove set but not used variable 'retlen'

[YueHaibing]

drivers/spi/spi-npcm-fiu.c: In function npcm_fiu_read:
drivers/spi/spi-npcm-fiu.c:472:9: warning:
 variable retlen set but not used [-Wunused-but-set-variable]

It is never used, so remove it.

Signed-off-by: YueHaibing <yuehaibing at huawei.com>
---
 drivers/spi/spi-npcm-fiu.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/spi/spi-npcm-fiu.c b/drivers/spi/spi-npcm-fiu.c
index d9e2f58..cb52fd8 100644
--- a/drivers/spi/spi-npcm-fiu.c
+++ b/drivers/spi/spi-npcm-fiu.c
@@ -469,7 +469,6 @@ static int npcm_fiu_read(struct spi_mem *mem, const struct spi_mem_op *op)
 {
 	u8 *data = op->data.buf.in;
 	int i, readlen, currlen;
-	size_t retlen = 0;
 	u8 *buf_ptr;
 	u32 addr;
 	int ret;
@@ -494,8 +493,6 @@ static int npcm_fiu_read(struct spi_mem *mem, const struct spi_mem_op *op)
 		currlen -= 16;
 	} while (currlen > 0);
 
-	retlen = i;
-
 	return 0;
 }
 
-- 
2.7.4