buf_len is a size_t, so unsigned but was tested with '<= 0'.
Signed-off-by: Cyrille Pitchen <cyrille.pitchen@xxxxxxxxx>
---
drivers/i2c/busses/i2c-at91.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
index 0d2dc7d..967c0cb 100644
--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -232,7 +232,7 @@ static void at91_twi_dma_cleanup(struct at91_twi_dev *dev)
static void at91_twi_write_next_byte(struct at91_twi_dev *dev)
{
- if (dev->buf_len <= 0)
+ if (!dev->buf_len)
return;
/* 8bit write works with and without FIFO */
@@ -275,7 +275,7 @@ static void at91_twi_write_data_dma(struct at91_twi_dev *dev)
struct dma_chan *chan_tx = dma->chan_tx;
unsigned int sg_len = 1;
- if (dev->buf_len <= 0)
+ if (!dev->buf_len)
return;
dma->direction = DMA_TO_DEVICE;
@@ -347,7 +347,7 @@ error:
static void at91_twi_read_next_byte(struct at91_twi_dev *dev)
{
- if (dev->buf_len <= 0)
+ if (!dev->buf_len)
return;
/* 8bit read works with and without FIFO */
--
1.8.2.2
--
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