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authorChris Wright <chrisw@sous-sol.org>2010-05-12 18:28:57 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2010-05-21 09:37:31 -0700
commit2c3c8bea608866d8bd9dcf92657d57fdcac011c5 (patch)
treef509b958d0a65c46c831dbdd447a81e706dd995a /include/linux/sysfs.h
parent68d75ed4b84a0806ecd4bc14da4759713b23a532 (diff)
downloadop-kernel-dev-2c3c8bea608866d8bd9dcf92657d57fdcac011c5.zip
op-kernel-dev-2c3c8bea608866d8bd9dcf92657d57fdcac011c5.tar.gz
sysfs: add struct file* to bin_attr callbacks
This allows bin_attr->read,write,mmap callbacks to check file specific data (such as inode owner) as part of any privilege validation. Signed-off-by: Chris Wright <chrisw@sous-sol.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/sysfs.h')
-rw-r--r--include/linux/sysfs.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 6903e92..f2694eb 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -87,17 +87,18 @@ struct attribute_group {
#define attr_name(_attr) (_attr).attr.name
+struct file;
struct vm_area_struct;
struct bin_attribute {
struct attribute attr;
size_t size;
void *private;
- ssize_t (*read)(struct kobject *, struct bin_attribute *,
+ ssize_t (*read)(struct file *, struct kobject *, struct bin_attribute *,
char *, loff_t, size_t);
- ssize_t (*write)(struct kobject *, struct bin_attribute *,
+ ssize_t (*write)(struct file *,struct kobject *, struct bin_attribute *,
char *, loff_t, size_t);
- int (*mmap)(struct kobject *, struct bin_attribute *attr,
+ int (*mmap)(struct file *, struct kobject *, struct bin_attribute *attr,
struct vm_area_struct *vma);
};
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