Input: mma8450 - drop unnecessary call to i2c_set_clientdata

There is no call to i2c_get_clientdata() or dev_get_drvdata().
Drop the unnecessary call to i2c_set_clientdata().

Signed-off-by: Guenter Roeck <[e-mail]>
Signed-off-by: Dmitry Torokhov <[e-mail]>

drivers/input/misc/mma8450.c

···
 		return err;
 	}
 
-	i2c_set_clientdata(c, m);
-
 	return 0;
 }