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authorChris Wright <chrisw@sous-sol.org>2010-05-12 21:28:57 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-05-21 12:37:31 -0400
commit2c3c8bea608866d8bd9dcf92657d57fdcac011c5 (patch)
treef509b958d0a65c46c831dbdd447a81e706dd995a /kernel/ksysfs.c
parent68d75ed4b84a0806ecd4bc14da4759713b23a532 (diff)
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 'kernel/ksysfs.c')
-rw-r--r--kernel/ksysfs.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c
index 21fe3c426948..0b624e791805 100644
--- a/kernel/ksysfs.c
+++ b/kernel/ksysfs.c
@@ -138,7 +138,8 @@ extern const void __start_notes __attribute__((weak));
138extern const void __stop_notes __attribute__((weak)); 138extern const void __stop_notes __attribute__((weak));
139#define notes_size (&__stop_notes - &__start_notes) 139#define notes_size (&__stop_notes - &__start_notes)
140 140
141static ssize_t notes_read(struct kobject *kobj, struct bin_attribute *bin_attr, 141static ssize_t notes_read(struct file *filp, struct kobject *kobj,
142 struct bin_attribute *bin_attr,
142 char *buf, loff_t off, size_t count) 143 char *buf, loff_t off, size_t count)
143{ 144{
144 memcpy(buf, &__start_notes + off, count); 145 memcpy(buf, &__start_notes + off, count);