The simple_strtoul function is marked as obsolete.
This patch replace it by kstrtou8.

Signed-off-by: LABBE Corentin <[email protected]>
---
 drivers/i2c/busses/i2c-taos-evm.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-taos-evm.c 
b/drivers/i2c/busses/i2c-taos-evm.c
index 4c7fc2d..552f127 100644
--- a/drivers/i2c/busses/i2c-taos-evm.c
+++ b/drivers/i2c/busses/i2c-taos-evm.c
@@ -70,6 +70,7 @@ static int taos_smbus_xfer(struct i2c_adapter *adapter, u16 
addr,
        struct serio *serio = adapter->algo_data;
        struct taos_data *taos = serio_get_drvdata(serio);
        char *p;
+       int err;
 
        /* Encode our transaction. "@" is for the device address, "$" for the
           SMBus command and "#" for the data. */
@@ -130,7 +131,14 @@ static int taos_smbus_xfer(struct i2c_adapter *adapter, 
u16 addr,
                        return 0;
        } else {
                if (p[0] == 'x') {
-                       data->byte = simple_strtol(p + 1, NULL, 16);
+                       /*
+                        * voluntary dropping error code of kstrtou8 since all
+                        * error code that it could return are invalid according
+                        * to Documentation/i2c/fault-codes
+                        */
+                       err = kstrtou8(p + 1, 16, &data->byte);
+                       if (err)
+                               return -EPROTO;
                        return 0;
                }
        }
-- 
2.4.10

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