i2c: isch: Unify the name of the variable to hold an error code

There are two different names used for the variable that holds
an error code. Unify to use one variant in all cases.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>

diff --git a/drivers/i2c/busses/i2c-isch.c b/drivers/i2c/busses/i2c-isch.c
index e6b99913f4f3d1bf9775d1c5c9fbd85859d4c5f4..d71a42fd9dd93cb892b538cc707c1850e8140635 100644 (file)
--- a/drivers/i2c/busses/i2c-isch.c
+++ b/drivers/i2c/busses/i2c-isch.c
@@ -79,7 +79,7 @@ static int sch_transaction(struct i2c_adapter *adap)
 {
        struct sch_i2c *priv = container_of(adap, struct sch_i2c, adapter);
        int temp;
-       int result = 0;
+       int rc;
 
        dev_dbg(&adap->dev,
                "Transaction (pre): CNT=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
@@ -108,17 +108,16 @@ static int sch_transaction(struct i2c_adapter *adap)
        temp |= 0x10;
        sch_io_wr8(priv, SMBHSTCNT, temp);
 
-       result = read_poll_timeout(sch_io_rd8, temp, !(temp & 0x08), 200, 500000, true,
-                                  priv, SMBHSTSTS);
+       rc = read_poll_timeout(sch_io_rd8, temp, !(temp & 0x08), 200, 500000, true, priv, SMBHSTSTS);
        /* If the SMBus is still busy, we give up */
-       if (result) {
+       if (rc) {
                dev_err(&adap->dev, "SMBus Timeout!\n");
        } else if (temp & 0x04) {
-               result = -EIO;
+               rc = -EIO;
                dev_dbg(&adap->dev, "Bus collision! SMBus may be locked until next hard reset. (sorry!)\n");
                /* Clock stops and target is stuck in mid-transmission */
        } else if (temp & 0x02) {
-               result = -EIO;
+               rc = -EIO;
                dev_err(&adap->dev, "Error: no response!\n");
        } else if (temp & 0x01) {
                dev_dbg(&adap->dev, "Post complete!\n");
@@ -130,14 +129,14 @@ static int sch_transaction(struct i2c_adapter *adap)
                                "Failed reset at end of transaction (%02x), Bus error!\n", temp);
                }
        } else {
-               result = -ENXIO;
+               rc = -ENXIO;
                dev_dbg(&adap->dev, "No such address.\n");
        }
        dev_dbg(&adap->dev, "Transaction (post): CNT=%02x, CMD=%02x, ADD=%02x, DAT0=%02x, DAT1=%02x\n",
                sch_io_rd8(priv, SMBHSTCNT), sch_io_rd8(priv, SMBHSTCMD),
                sch_io_rd8(priv, SMBHSTADD),
                sch_io_rd8(priv, SMBHSTDAT0), sch_io_rd8(priv, SMBHSTDAT1));
-       return result;
+       return rc;
 }
 
 /*