The patch titled
drivers/led: handle sysfs errors
has been added to the -mm tree. Its filename is
drivers-led-handle-sysfs-errors.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: drivers/led: handle sysfs errors
From: Jeff Garzik <jeff@xxxxxxxxxx>
Signed-off-by: Jeff Garzik <jeff@xxxxxxxxxx>
Cc: Richard Purdie <rpurdie@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/leds/led-class.c | 26 +++++++++++++++++++++-----
drivers/leds/ledtrig-timer.c | 16 ++++++++++++++--
2 files changed, 35 insertions(+), 7 deletions(-)
diff -puN drivers/leds/led-class.c~drivers-led-handle-sysfs-errors drivers/leds/led-class.c
--- a/drivers/leds/led-class.c~drivers-led-handle-sysfs-errors
+++ a/drivers/leds/led-class.c
@@ -91,6 +91,8 @@ EXPORT_SYMBOL_GPL(led_classdev_resume);
*/
int led_classdev_register(struct device *parent, struct led_classdev *led_cdev)
{
+ int rc;
+
led_cdev->class_dev = class_device_create(leds_class, NULL, 0,
parent, "%s", led_cdev->name);
if (unlikely(IS_ERR(led_cdev->class_dev)))
@@ -99,8 +101,10 @@ int led_classdev_register(struct device
class_set_devdata(led_cdev->class_dev, led_cdev);
/* register the attributes */
- class_device_create_file(led_cdev->class_dev,
- &class_device_attr_brightness);
+ rc = class_device_create_file(led_cdev->class_dev,
+ &class_device_attr_brightness);
+ if (rc)
+ goto err_out;
/* add to the list of leds */
write_lock(&leds_list_lock);
@@ -110,16 +114,28 @@ int led_classdev_register(struct device
#ifdef CONFIG_LEDS_TRIGGERS
rwlock_init(&led_cdev->trigger_lock);
- led_trigger_set_default(led_cdev);
+ rc = class_device_create_file(led_cdev->class_dev,
+ &class_device_attr_trigger);
+ if (rc)
+ goto err_out_led_list;
- class_device_create_file(led_cdev->class_dev,
- &class_device_attr_trigger);
+ led_trigger_set_default(led_cdev);
#endif
printk(KERN_INFO "Registered led device: %s\n",
led_cdev->class_dev->class_id);
return 0;
+
+#ifdef CONFIG_LEDS_TRIGGERS
+err_out_led_list:
+ class_device_remove_file(led_cdev->class_dev,
+ &class_device_attr_brightness);
+ list_del(&led_cdev->node);
+#endif
+err_out:
+ class_device_unregister(led_cdev->class_dev);
+ return rc;
}
EXPORT_SYMBOL_GPL(led_classdev_register);
diff -puN drivers/leds/ledtrig-timer.c~drivers-led-handle-sysfs-errors drivers/leds/ledtrig-timer.c
--- a/drivers/leds/ledtrig-timer.c~drivers-led-handle-sysfs-errors
+++ a/drivers/leds/ledtrig-timer.c
@@ -123,6 +123,7 @@ static CLASS_DEVICE_ATTR(delay_off, 0644
static void timer_trig_activate(struct led_classdev *led_cdev)
{
struct timer_trig_data *timer_data;
+ int rc;
timer_data = kzalloc(sizeof(struct timer_trig_data), GFP_KERNEL);
if (!timer_data)
@@ -134,10 +135,21 @@ static void timer_trig_activate(struct l
timer_data->timer.function = led_timer_function;
timer_data->timer.data = (unsigned long) led_cdev;
- class_device_create_file(led_cdev->class_dev,
+ rc = class_device_create_file(led_cdev->class_dev,
&class_device_attr_delay_on);
- class_device_create_file(led_cdev->class_dev,
+ if (rc) goto err_out;
+ rc = class_device_create_file(led_cdev->class_dev,
&class_device_attr_delay_off);
+ if (rc) goto err_out_delayon;
+
+ return;
+
+err_out_delayon:
+ class_device_remove_file(led_cdev->class_dev,
+ &class_device_attr_delay_on);
+err_out:
+ led_cdev->trigger_data = NULL;
+ kfree(timer_data);
}
static void timer_trig_deactivate(struct led_classdev *led_cdev)
_
Patches currently in -mm which might be from jeff@xxxxxxxxxx are
origin.patch
fix-up-a-multitude-of-acpi-compiler-warnings-on-x86_64.patch
cpufreq-handle-sysfs-errors.patch
fs-partitions-check-add-sysfs-error-handling.patch
drm-fix-error-returns-sysfs-error-handling.patch
i2c-buses-scx200_acb-handle-pci-errors.patch
input-handle-sysfs-errors.patch
input-drivers-handle-sysfs-errors.patch
git-libata-all.patch
ata-must-depend-on-block.patch
pci_module_init-conversion-for-pata_pdc2027x.patch
libata-return-sense-data-in-hdio_drive_cmd-ioctl.patch
libata-return-sense-data-in-hdio_drive_cmd-ioctl-tidy.patch
via-pata-controller-xfer-fixes.patch
ahci-ati-sb600-sata-support-for-various-modes.patch
git-mtd.patch
git-netdev-all.patch
libphy-dont-do-that.patch
update-smc91x-driver-with-arm-versatile-board-info.patch
b44-fix-eeprom-endianess-issue.patch
forcedeth-power-management-support.patch
forcedeth-power-management-support-tidy.patch
remove-unnecessary-check-in-drivers-net-depcac.patch
8139too-force-media-setting-fix.patch
ibmveth-irq-fix.patch
tulip-fix-shutdown-dma-irq-race.patch
drivers-dma-handle-sysfs-errors.patch
atm-firestream-handle-thrown-error.patch
r8169-driver-corega-support-patch.patch
git-pciseg.patch
watchdog-itco_wdt-fix-bug-related-to-gcc-uninit-warning.patch
airo-suspend-fix.patch
tpm-fix-error-handling.patch
x86-microcode-handle-sysfs-error.patch
firmware-dell_rbu-handle-sysfs-errors.patch
firmware-dcdbas-fix-bug-in-error-cleanup.patch
ipmi-handle-sysfs-errors.patch
drivers-ide-fix-error-return-bugs-interface.patch
eisa-handle-sysfs-errors.patch
firmware-efivars-handle-error.patch
isdn-several-minor-fixes.patch
git-gccbug.patch
drivers-led-handle-sysfs-errors.patch
drivers-mca-handle-sysfs-errors.patch
video-ov511stv680-handle-sysfs-errors.patch
i2o-handle-a-few-sysfs-errors.patch
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