i2c: omap: don't save a value only needed for read-clearing

Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Wolfram Sang <wolfram@the-dreams.de>

diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 482c63d5368515f848ac1bb739d74a46c0f14932..49b12fb00c909e6e65b2b7504f538dc4ac436360 100644 (file)
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1291,14 +1291,13 @@ static int omap_i2c_runtime_suspend(struct device *dev)
 {
        struct platform_device *pdev = to_platform_device(dev);
        struct omap_i2c_dev *_dev = platform_get_drvdata(pdev);
-       u16 iv;
 
        _dev->iestate = omap_i2c_read_reg(_dev, OMAP_I2C_IE_REG);
 
        omap_i2c_write_reg(_dev, OMAP_I2C_IE_REG, 0);
 
        if (_dev->rev < OMAP_I2C_OMAP1_REV_2) {
-               iv = omap_i2c_read_reg(_dev, OMAP_I2C_IV_REG); /* Read clears */
+               omap_i2c_read_reg(_dev, OMAP_I2C_IV_REG); /* Read clears */
        } else {
                omap_i2c_write_reg(_dev, OMAP_I2C_STAT_REG, _dev->iestate);