[PATCH v2 06/22] i2c-designware: Remove an useless local variable "num"

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We couldn't know the original intent for this variable, but at this
point it's useless.

Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@xxxxxxxxx>
Acked-by: Baruch Siach <baruch@xxxxxxxxxx>
---
drivers/i2c/busses/i2c-designware.c |    6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/i2c/busses/i2c-designware.c b/drivers/i2c/busses/i2c-designware.c
index 443f398..fd1616b 100644
--- a/drivers/i2c/busses/i2c-designware.c
+++ b/drivers/i2c/busses/i2c-designware.c
@@ -257,7 +257,6 @@ static void
i2c_dw_xfer_msg(struct dw_i2c_dev *dev)
{
	struct i2c_msg *msgs = dev->msgs;
-	int num = dev->msgs_num;
	u32 ic_con, intr_mask;
	int tx_limit = dev->tx_fifo_depth - readl(dev->base + DW_IC_TXFLR);
	int rx_limit = dev->rx_fifo_depth - readl(dev->base + DW_IC_RXFLR);
@@ -283,7 +282,7 @@ i2c_dw_xfer_msg(struct dw_i2c_dev *dev)
		writel(1, dev->base + DW_IC_ENABLE);
	}

-	for (; dev->msg_write_idx < num; dev->msg_write_idx++) {
+	for (; dev->msg_write_idx < dev->msgs_num; dev->msg_write_idx++) {
		/* if target address has changed, we need to
		 * reprogram the target address in the i2c
		 * adapter when we are done with this transfer
@@ -330,11 +329,10 @@ static void
i2c_dw_read(struct dw_i2c_dev *dev)
{
	struct i2c_msg *msgs = dev->msgs;
-	int num = dev->msgs_num;
	u32 addr = msgs[dev->msg_read_idx].addr;
	int rx_valid = readl(dev->base + DW_IC_RXFLR);

-	for (; dev->msg_read_idx < num; dev->msg_read_idx++) {
+	for (; dev->msg_read_idx < dev->msgs_num; dev->msg_read_idx++) {
		u32 len;
		u8 *buf;

--
1.6.5.2

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