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-rw-r--r--drivers/scsi/megaraid.c2
-rw-r--r--drivers/staging/rtl8187se/r8180_core.c2
-rw-r--r--drivers/staging/rtl8192u/r8192U_core.c2
-rw-r--r--fs/proc/generic.c7
-rw-r--r--include/linux/proc_fs.h1
5 files changed, 11 insertions, 3 deletions
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index ef3384d39e11..7373255aa1e8 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -2760,7 +2760,7 @@ proc_show_rdrv_40(struct seq_file *m, void *v)
*/
static int mega_proc_open(struct inode *inode, struct file *file)
{
- adapter_t *adapter = PDE(inode)->parent->data;
+ adapter_t *adapter = proc_get_parent_data(inode);
int (*show)(struct seq_file *, void *) = PDE_DATA(inode);
return single_open(file, show, adapter);
diff --git a/drivers/staging/rtl8187se/r8180_core.c b/drivers/staging/rtl8187se/r8180_core.c
index ab469ceae88c..f7c1d9905ec6 100644
--- a/drivers/staging/rtl8187se/r8180_core.c
+++ b/drivers/staging/rtl8187se/r8180_core.c
@@ -296,7 +296,7 @@ void rtl8180_proc_remove_one(struct net_device *dev)
*/
static int rtl8180_proc_open(struct inode *inode, struct file *file)
{
- struct net_device *dev = PDE(inode)->parent->data;
+ struct net_device *dev = proc_get_parent_data(inode);
int (*show)(struct seq_file *, void *) = PDE_DATA(inode);
return single_open(file, show, dev);
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 27ba2a3111d2..145923397556 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -637,7 +637,7 @@ void rtl8192_proc_module_remove(void)
*/
static int rtl8192_proc_open(struct inode *inode, struct file *file)
{
- struct net_device *dev = PDE(inode)->parent->data;
+ struct net_device *dev = proc_get_parent_data(inode);
int (*show)(struct seq_file *, void *) = PDE_DATA(inode);
return single_open(file, show, dev);
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 4074da57c99e..75e08d36b2f1 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -617,3 +617,10 @@ int remove_proc_subtree(const char *name, struct proc_dir_entry *parent)
return 0;
}
EXPORT_SYMBOL(remove_proc_subtree);
+
+void *proc_get_parent_data(const struct inode *inode)
+{
+ struct proc_dir_entry *de = PDE(inode);
+ return de->parent->data;
+}
+EXPORT_SYMBOL_GPL(proc_get_parent_data);
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index a0fb1c2f1d8e..bae820742341 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -86,6 +86,7 @@ static inline struct proc_dir_entry *proc_create(const char *name, umode_t mode,
extern void proc_set_size(struct proc_dir_entry *, loff_t);
extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t);
+extern void *proc_get_parent_data(const struct inode *);
#else
static inline void proc_flush_task(struct task_struct *task)