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Subject[PATCH 7/16] driver core fixes: sysfs_create_link() retval check in class.c
Date
From: Cornelia Huck <cornelia.huck@de.ibm.com>

Check for return value of sysfs_create_link() in class_device_add().

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/class.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/base/class.c b/drivers/base/class.c
index b32b77f..0ff267a 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -562,7 +562,10 @@ int class_device_add(struct class_device
goto out2;

/* add the needed attributes to this device */
- sysfs_create_link(&class_dev->kobj, &parent_class->subsys.kset.kobj, "subsystem");
+ error = sysfs_create_link(&class_dev->kobj,
+ &parent_class->subsys.kset.kobj, "subsystem");
+ if (error)
+ goto out3;
class_dev->uevent_attr.attr.name = "uevent";
class_dev->uevent_attr.attr.mode = S_IWUSR;
class_dev->uevent_attr.attr.owner = parent_class->owner;
--
1.4.2.4
-
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