procfs: new helper - PDE_DATA(inode)

The only part of proc_dir_entry the code outside of fs/proc
really cares about is PDE(inode)->data.  Provide a helper
for that; static inline for now, eventually will be moved
to fs/proc, along with the knowledge of struct proc_dir_entry
layout.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

2 files changed, 11 insertions, 11 deletions

diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 9a907567f41e..05272e676a28 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -844,14 +844,14 @@ static int dispatch_proc_show(struct seq_file *m, void *v)
 
 static int dispatch_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, dispatch_proc_show, PDE(inode)->data);
+        return single_open(file, dispatch_proc_show, PDE_DATA(inode));
 }
 
 static ssize_t dispatch_proc_write(struct file *file,
                         const char __user *userbuf,
                         size_t count, loff_t *pos)
 {
-        struct ibm_struct *ibm = PDE(file_inode(file))->data;
+        struct ibm_struct *ibm = PDE_DATA(file_inode(file));
         char *kernbuf;
         int ret;
 
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 242abac62d8b..eb3467ea6d86 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -553,7 +553,7 @@ static int lcd_proc_show(struct seq_file *m, void *v)
 
 static int lcd_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, lcd_proc_show, PDE(inode)->data);
+        return single_open(file, lcd_proc_show, PDE_DATA(inode));
 }
 
 static int set_lcd_brightness(struct toshiba_acpi_dev *dev, int value)
@@ -583,7 +583,7 @@ static int set_lcd_status(struct backlight_device *bd)
 static ssize_t lcd_proc_write(struct file *file, const char __user *buf,
                               size_t count, loff_t *pos)
 {
-        struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data;
+        struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
         char cmd[42];
         size_t len;
         int value;
@@ -644,13 +644,13 @@ static int video_proc_show(struct seq_file *m, void *v)
 
 static int video_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, video_proc_show, PDE(inode)->data);
+        return single_open(file, video_proc_show, PDE_DATA(inode));
 }
 
 static ssize_t video_proc_write(struct file *file, const char __user *buf,
                                 size_t count, loff_t *pos)
 {
-        struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data;
+        struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
         char *cmd, *buffer;
         int ret;
         int value;
@@ -744,13 +744,13 @@ static int fan_proc_show(struct seq_file *m, void *v)
 
 static int fan_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, fan_proc_show, PDE(inode)->data);
+        return single_open(file, fan_proc_show, PDE_DATA(inode));
 }
 
 static ssize_t fan_proc_write(struct file *file, const char __user *buf,
                               size_t count, loff_t *pos)
 {
-        struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data;
+        struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
         char cmd[42];
         size_t len;
         int value;
@@ -816,13 +816,13 @@ static int keys_proc_show(struct seq_file *m, void *v)
 
 static int keys_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, keys_proc_show, PDE(inode)->data);
+        return single_open(file, keys_proc_show, PDE_DATA(inode));
 }
 
 static ssize_t keys_proc_write(struct file *file, const char __user *buf,
                                size_t count, loff_t *pos)
 {
-        struct toshiba_acpi_dev *dev = PDE(file_inode(file))->data;
+        struct toshiba_acpi_dev *dev = PDE_DATA(file_inode(file));
         char cmd[42];
         size_t len;
         int value;
@@ -859,7 +859,7 @@ static int version_proc_show(struct seq_file *m, void *v)
 
 static int version_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, version_proc_show, PDE(inode)->data);
+        return single_open(file, version_proc_show, PDE_DATA(inode));
 }
 
 static const struct file_operations version_proc_fops = {