[PATCH] mfd: twl-core: use i2c_check_functionality as boolean value

[Thorsten Blum]

i2c_check_functionality() returns a boolean status rather than an error
code - directly use it as a boolean value.

Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxx>
---
 drivers/mfd/twl-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index f89eda4a17fe..c024a28b057e 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -754,7 +754,7 @@ twl_probe(struct i2c_client *client)
 		return status;
 	}
 
-	if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C) == 0) {
+	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
 		dev_dbg(&client->dev, "can't talk I2C?\n");
 		status = -EIO;
 		goto free;