wfp 243 drivers/i2c/algos/i2c-algo-pcf.c int wfp; wfp 248 drivers/i2c/algos/i2c-algo-pcf.c if ((wfp = wait_for_pin(adap, &status))) { wfp 249 drivers/i2c/algos/i2c-algo-pcf.c if (wfp == -EINTR)