[PATCH 1/1] i2c: at91: fix code checker warnings

[Cyrille Pitchen]

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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