mfd: ab8500: No need to check return value of debugfs_create functions

When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Greg Kroah-Hartman 2019-07-06 18:47:21 +02:00 коммит произвёл Lee Jones
Родитель efecc3b531
Коммит 64e8a9baca
1 изменённых файлов: 97 добавлений и 225 удалений

Просмотреть файл

@ -2644,12 +2644,10 @@ static const struct file_operations ab8500_hwreg_fops = {
.owner = THIS_MODULE,
};
static struct dentry *ab8500_dir;
static struct dentry *ab8500_gpadc_dir;
static int ab8500_debug_probe(struct platform_device *plf)
{
struct dentry *file;
struct dentry *ab8500_dir;
struct dentry *ab8500_gpadc_dir;
struct ab8500 *ab8500;
struct resource *res;
@ -2694,47 +2692,22 @@ static int ab8500_debug_probe(struct platform_device *plf)
}
ab8500_dir = debugfs_create_dir(AB8500_NAME_STRING, NULL);
if (!ab8500_dir)
goto err;
ab8500_gpadc_dir = debugfs_create_dir(AB8500_ADC_NAME_STRING,
ab8500_dir);
if (!ab8500_gpadc_dir)
goto err;
file = debugfs_create_file("all-bank-registers", S_IRUGO, ab8500_dir,
&plf->dev, &ab8500_bank_registers_fops);
if (!file)
goto err;
file = debugfs_create_file("all-banks", S_IRUGO, ab8500_dir,
&plf->dev, &ab8500_all_banks_fops);
if (!file)
goto err;
file = debugfs_create_file("register-bank",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_bank_fops);
if (!file)
goto err;
file = debugfs_create_file("register-address",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_address_fops);
if (!file)
goto err;
file = debugfs_create_file("register-value",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_val_fops);
if (!file)
goto err;
file = debugfs_create_file("irq-subscribe",
(S_IRUGO | S_IWUSR | S_IWGRP), ab8500_dir,
&plf->dev, &ab8500_subscribe_fops);
if (!file)
goto err;
debugfs_create_file("all-bank-registers", S_IRUGO, ab8500_dir,
&plf->dev, &ab8500_bank_registers_fops);
debugfs_create_file("all-banks", S_IRUGO, ab8500_dir,
&plf->dev, &ab8500_all_banks_fops);
debugfs_create_file("register-bank", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_bank_fops);
debugfs_create_file("register-address", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_address_fops);
debugfs_create_file("register-value", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_val_fops);
debugfs_create_file("irq-subscribe", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_subscribe_fops);
if (is_ab8500(ab8500)) {
debug_ranges = ab8500_debug_ranges;
@ -2750,194 +2723,93 @@ static int ab8500_debug_probe(struct platform_device *plf)
num_interrupt_lines = AB8540_NR_IRQS;
}
file = debugfs_create_file("interrupts", (S_IRUGO), ab8500_dir,
&plf->dev, &ab8500_interrupts_fops);
if (!file)
goto err;
file = debugfs_create_file("irq-unsubscribe",
(S_IRUGO | S_IWUSR | S_IWGRP), ab8500_dir,
&plf->dev, &ab8500_unsubscribe_fops);
if (!file)
goto err;
file = debugfs_create_file("hwreg", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_hwreg_fops);
if (!file)
goto err;
file = debugfs_create_file("all-modem-registers",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_modem_fops);
if (!file)
goto err;
file = debugfs_create_file("bat_ctrl", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_bat_ctrl_fops);
if (!file)
goto err;
file = debugfs_create_file("btemp_ball", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir,
&plf->dev, &ab8500_gpadc_btemp_ball_fops);
if (!file)
goto err;
file = debugfs_create_file("main_charger_v",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_main_charger_v_fops);
if (!file)
goto err;
file = debugfs_create_file("acc_detect1",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_acc_detect1_fops);
if (!file)
goto err;
file = debugfs_create_file("acc_detect2",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_acc_detect2_fops);
if (!file)
goto err;
file = debugfs_create_file("adc_aux1", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_aux1_fops);
if (!file)
goto err;
file = debugfs_create_file("adc_aux2", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_aux2_fops);
if (!file)
goto err;
file = debugfs_create_file("main_bat_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_main_bat_v_fops);
if (!file)
goto err;
file = debugfs_create_file("vbus_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_vbus_v_fops);
if (!file)
goto err;
file = debugfs_create_file("main_charger_c",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_main_charger_c_fops);
if (!file)
goto err;
file = debugfs_create_file("usb_charger_c",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir,
&plf->dev, &ab8500_gpadc_usb_charger_c_fops);
if (!file)
goto err;
file = debugfs_create_file("bk_bat_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_bk_bat_v_fops);
if (!file)
goto err;
file = debugfs_create_file("die_temp", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_die_temp_fops);
if (!file)
goto err;
file = debugfs_create_file("usb_id", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_usb_id_fops);
if (!file)
goto err;
debugfs_create_file("interrupts", (S_IRUGO), ab8500_dir, &plf->dev,
&ab8500_interrupts_fops);
debugfs_create_file("irq-unsubscribe", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_unsubscribe_fops);
debugfs_create_file("hwreg", (S_IRUGO | S_IWUSR | S_IWGRP), ab8500_dir,
&plf->dev, &ab8500_hwreg_fops);
debugfs_create_file("all-modem-registers", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_dir, &plf->dev, &ab8500_modem_fops);
debugfs_create_file("bat_ctrl", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_bat_ctrl_fops);
debugfs_create_file("btemp_ball", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_btemp_ball_fops);
debugfs_create_file("main_charger_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_main_charger_v_fops);
debugfs_create_file("acc_detect1", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_acc_detect1_fops);
debugfs_create_file("acc_detect2", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_acc_detect2_fops);
debugfs_create_file("adc_aux1", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_aux1_fops);
debugfs_create_file("adc_aux2", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_aux2_fops);
debugfs_create_file("main_bat_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_main_bat_v_fops);
debugfs_create_file("vbus_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_vbus_v_fops);
debugfs_create_file("main_charger_c", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_main_charger_c_fops);
debugfs_create_file("usb_charger_c", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_usb_charger_c_fops);
debugfs_create_file("bk_bat_v", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_bk_bat_v_fops);
debugfs_create_file("die_temp", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_die_temp_fops);
debugfs_create_file("usb_id", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_usb_id_fops);
if (is_ab8540(ab8500)) {
file = debugfs_create_file("xtal_temp",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_xtal_temp_fops);
if (!file)
goto err;
file = debugfs_create_file("vbattruemeas",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_vbat_true_meas_fops);
if (!file)
goto err;
file = debugfs_create_file("batctrl_and_ibat",
(S_IRUGO | S_IWUGO),
ab8500_gpadc_dir,
&plf->dev,
&ab8540_gpadc_bat_ctrl_and_ibat_fops);
if (!file)
goto err;
file = debugfs_create_file("vbatmeas_and_ibat",
(S_IRUGO | S_IWUGO),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_vbat_meas_and_ibat_fops);
if (!file)
goto err;
file = debugfs_create_file("vbattruemeas_and_ibat",
(S_IRUGO | S_IWUGO),
ab8500_gpadc_dir,
&plf->dev,
&ab8540_gpadc_vbat_true_meas_and_ibat_fops);
if (!file)
goto err;
file = debugfs_create_file("battemp_and_ibat",
(S_IRUGO | S_IWUGO),
ab8500_gpadc_dir,
&plf->dev, &ab8540_gpadc_bat_temp_and_ibat_fops);
if (!file)
goto err;
file = debugfs_create_file("otp_calib",
(S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir,
&plf->dev, &ab8540_gpadc_otp_calib_fops);
if (!file)
goto err;
debugfs_create_file("xtal_temp", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_xtal_temp_fops);
debugfs_create_file("vbattruemeas", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_vbat_true_meas_fops);
debugfs_create_file("batctrl_and_ibat", (S_IRUGO | S_IWUGO),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_bat_ctrl_and_ibat_fops);
debugfs_create_file("vbatmeas_and_ibat", (S_IRUGO | S_IWUGO),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_vbat_meas_and_ibat_fops);
debugfs_create_file("vbattruemeas_and_ibat", (S_IRUGO | S_IWUGO),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_vbat_true_meas_and_ibat_fops);
debugfs_create_file("battemp_and_ibat", (S_IRUGO | S_IWUGO),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_bat_temp_and_ibat_fops);
debugfs_create_file("otp_calib", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8540_gpadc_otp_calib_fops);
}
file = debugfs_create_file("avg_sample", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_avg_sample_fops);
if (!file)
goto err;
file = debugfs_create_file("trig_edge", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_trig_edge_fops);
if (!file)
goto err;
file = debugfs_create_file("trig_timer", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_trig_timer_fops);
if (!file)
goto err;
file = debugfs_create_file("conv_type", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_conv_type_fops);
if (!file)
goto err;
debugfs_create_file("avg_sample", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_avg_sample_fops);
debugfs_create_file("trig_edge", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_trig_edge_fops);
debugfs_create_file("trig_timer", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_trig_timer_fops);
debugfs_create_file("conv_type", (S_IRUGO | S_IWUSR | S_IWGRP),
ab8500_gpadc_dir, &plf->dev,
&ab8500_gpadc_conv_type_fops);
return 0;
err:
debugfs_remove_recursive(ab8500_dir);
dev_err(&plf->dev, "failed to create debugfs entries.\n");
return -ENOMEM;
}
static struct platform_driver ab8500_debug_driver = {