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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 /arch/s390/kernel/ipl.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 'arch/s390/kernel/ipl.c')
-rw-r--r--arch/s390/kernel/ipl.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index 72c8b0d070c8..a689070be287 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -403,8 +403,9 @@ static ssize_t sys_ipl_device_show(struct kobject *kobj,
static struct kobj_attribute sys_ipl_device_attr =
__ATTR(device, S_IRUGO, sys_ipl_device_show, NULL);
-static ssize_t ipl_parameter_read(struct kobject *kobj, struct bin_attribute *attr,
- char *buf, loff_t off, size_t count)
+static ssize_t ipl_parameter_read(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *attr, char *buf,
+ loff_t off, size_t count)
{
return memory_read_from_buffer(buf, count, &off, IPL_PARMBLOCK_START,
IPL_PARMBLOCK_SIZE);
@@ -419,8 +420,9 @@ static struct bin_attribute ipl_parameter_attr = {
.read = &ipl_parameter_read,
};
-static ssize_t ipl_scp_data_read(struct kobject *kobj, struct bin_attribute *attr,
- char *buf, loff_t off, size_t count)
+static ssize_t ipl_scp_data_read(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *attr, char *buf,
+ loff_t off, size_t count)
{
unsigned int size = IPL_PARMBLOCK_START->ipl_info.fcp.scp_data_len;
void *scp_data = &IPL_PARMBLOCK_START->ipl_info.fcp.scp_data;
@@ -694,7 +696,7 @@ static struct kobj_attribute sys_reipl_ccw_vmparm_attr =
/* FCP reipl device attributes */
-static ssize_t reipl_fcp_scpdata_read(struct kobject *kobj,
+static ssize_t reipl_fcp_scpdata_read(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr,
char *buf, loff_t off, size_t count)
{
@@ -704,7 +706,7 @@ static ssize_t reipl_fcp_scpdata_read(struct kobject *kobj,
return memory_read_from_buffer(buf, count, &off, scp_data, size);
}
-static ssize_t reipl_fcp_scpdata_write(struct kobject *kobj,
+static ssize_t reipl_fcp_scpdata_write(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr,
char *buf, loff_t off, size_t count)
{