[PATCH] mark f_ops const in the inode

Mark the f_ops members of inodes as const, as well as fix the
ripple-through this causes by places that copy this f_ops and then "do
stuff" with it.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

14 files changed, 20 insertions, 20 deletions

diff --git a/drivers/char/drm/drm_fops.c b/drivers/char/drm/drm_fops.c
index 641f7633878c..b7f7951c4587 100644
--- a/drivers/char/drm/drm_fops.c
+++ b/drivers/char/drm/drm_fops.c
@@ -175,7 +175,7 @@ int drm_stub_open(struct inode *inode, struct file *filp)
         drm_device_t *dev = NULL;
         int minor = iminor(inode);
         int err = -ENODEV;
-        struct file_operations *old_fops;
+        const struct file_operations *old_fops;
 
         DRM_DEBUG("\n");
 
diff --git a/drivers/char/drm/i810_dma.c b/drivers/char/drm/i810_dma.c
index ae0aa6d7e0bb..c658dde3633b 100644
--- a/drivers/char/drm/i810_dma.c
+++ b/drivers/char/drm/i810_dma.c
@@ -126,7 +126,7 @@ static int i810_map_buffer(drm_buf_t * buf, struct file *filp)
         drm_device_t *dev = priv->head->dev;
         drm_i810_buf_priv_t *buf_priv = buf->dev_private;
         drm_i810_private_t *dev_priv = dev->dev_private;
-        struct file_operations *old_fops;
+        const struct file_operations *old_fops;
         int retcode = 0;
 
         if (buf_priv->currently_mapped == I810_BUF_MAPPED)
diff --git a/drivers/char/drm/i830_dma.c b/drivers/char/drm/i830_dma.c
index 163f2cbfe60d..b0f815d8cea8 100644
--- a/drivers/char/drm/i830_dma.c
+++ b/drivers/char/drm/i830_dma.c
@@ -128,7 +128,7 @@ static int i830_map_buffer(drm_buf_t * buf, struct file *filp)
         drm_device_t *dev = priv->head->dev;
         drm_i830_buf_priv_t *buf_priv = buf->dev_private;
         drm_i830_private_t *dev_priv = dev->dev_private;
-        struct file_operations *old_fops;
+        const struct file_operations *old_fops;
         unsigned long virtual;
         int retcode = 0;
 
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 5245ba1649ed..66719f9d294c 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -899,7 +899,7 @@ static const struct {
         unsigned int            minor;
         char                    *name;
         umode_t                 mode;
-        struct file_operations  *fops;
+        const struct file_operations    *fops;
 } devlist[] = { /* list of minor devices */
         {1, "mem",     S_IRUSR | S_IWUSR | S_IRGRP, &mem_fops},
         {2, "kmem",    S_IRUSR | S_IWUSR | S_IRGRP, &kmem_fops},
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 3e4c0414a01a..96eb2a709e21 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -129,7 +129,7 @@ static int misc_open(struct inode * inode, struct file * file)
         int minor = iminor(inode);
         struct miscdevice *c;
         int err = -ENODEV;
-        struct file_operations *old_fops, *new_fops = NULL;
+        const struct file_operations *old_fops, *new_fops = NULL;
         
         down(&misc_sem);
         
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 4fe3da3c667a..f8af0945964e 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -923,7 +923,7 @@ void input_unregister_handler(struct input_handler *handler)
 static int input_open_file(struct inode *inode, struct file *file)
 {
         struct input_handler *handler = input_table[iminor(inode) >> 5];
-        struct file_operations *old_fops, *new_fops = NULL;
+        const struct file_operations *old_fops, *new_fops = NULL;
         int err;
 
         /* No load-on-demand here? */
diff --git a/drivers/isdn/capi/kcapi_proc.c b/drivers/isdn/capi/kcapi_proc.c
index 2cc8b27e4c3b..ca9dc00a45c4 100644
--- a/drivers/isdn/capi/kcapi_proc.c
+++ b/drivers/isdn/capi/kcapi_proc.c
@@ -233,7 +233,7 @@ static struct file_operations proc_applstats_ops = {
 };
 
 static void
-create_seq_entry(char *name, mode_t mode, struct file_operations *f)
+create_seq_entry(char *name, mode_t mode, const struct file_operations *f)
 {
         struct proc_dir_entry *entry;
         entry = create_proc_entry(name, mode, NULL);
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index 54f8b95717b0..96fe0ecae250 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -86,7 +86,7 @@ static int dvb_device_open(struct inode *inode, struct file *file)
 
         if (dvbdev && dvbdev->fops) {
                 int err = 0;
-                struct file_operations *old_fops;
+                const struct file_operations *old_fops;
 
                 file->private_data = dvbdev;
                 old_fops = file->f_op;
diff --git a/drivers/media/video/videodev.c b/drivers/media/video/videodev.c
index 75e3d41382f2..5f87dd5f1d0b 100644
--- a/drivers/media/video/videodev.c
+++ b/drivers/media/video/videodev.c
@@ -97,7 +97,7 @@ static int video_open(struct inode *inode, struct file *file)
         unsigned int minor = iminor(inode);
         int err = 0;
         struct video_device *vfl;
-        struct file_operations *old_fops;
+        const struct file_operations *old_fops;
 
         if(minor>=VIDEO_NUM_DEVICES)
                 return -ENODEV;
diff --git a/drivers/message/i2o/i2o_proc.c b/drivers/message/i2o/i2o_proc.c
index 2a0c42b8cda5..3d2e76eea93e 100644
--- a/drivers/message/i2o/i2o_proc.c
+++ b/drivers/message/i2o/i2o_proc.c
@@ -56,7 +56,7 @@
 typedef struct _i2o_proc_entry_t {
         char *name;             /* entry name */
         mode_t mode;            /* mode */
-        struct file_operations *fops;   /* open function */
+        const struct file_operations *fops;     /* open function */
 } i2o_proc_entry;
 
 /* global I2O /proc/i2o entry */
diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c
index d6bae699749a..b62da9b0cbf0 100644
--- a/drivers/oprofile/oprofilefs.c
+++ b/drivers/oprofile/oprofilefs.c
@@ -130,7 +130,7 @@ static struct file_operations ulong_ro_fops = {
 
 
 static struct dentry * __oprofilefs_create_file(struct super_block * sb,
-        struct dentry * root, char const * name, struct file_operations * fops,
+        struct dentry * root, char const * name, const struct file_operations * fops,
         int perm)
 {
         struct dentry * dentry;
@@ -203,7 +203,7 @@ int oprofilefs_create_ro_atomic(struct super_block * sb, struct dentry * root,
 
  
 int oprofilefs_create_file(struct super_block * sb, struct dentry * root,
-        char const * name, struct file_operations * fops)
+        char const * name, const struct file_operations * fops)
 {
         if (!__oprofilefs_create_file(sb, root, name, fops, 0644))
                 return -EFAULT;
@@ -212,7 +212,7 @@ int oprofilefs_create_file(struct super_block * sb, struct dentry * root,
 
 
 int oprofilefs_create_file_perm(struct super_block * sb, struct dentry * root,
-        char const * name, struct file_operations * fops, int perm)
+        char const * name, const struct file_operations * fops, int perm)
 {
         if (!__oprofilefs_create_file(sb, root, name, fops, perm))
                 return -EFAULT;
diff --git a/drivers/telephony/phonedev.c b/drivers/telephony/phonedev.c
index 7a6db1c5c8c5..e166fffea86b 100644
--- a/drivers/telephony/phonedev.c
+++ b/drivers/telephony/phonedev.c
@@ -49,7 +49,7 @@ static int phone_open(struct inode *inode, struct file *file)
         unsigned int minor = iminor(inode);
         int err = 0;
         struct phone_device *p;
-        struct file_operations *old_fops, *new_fops = NULL;
+        const struct file_operations *old_fops, *new_fops = NULL;
 
         if (minor >= PHONE_NUM_DEVICES)
                 return -ENODEV;
diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c
index 37b13368c814..b263a54a13c0 100644
--- a/drivers/usb/core/file.c
+++ b/drivers/usb/core/file.c
@@ -24,15 +24,15 @@
 #include "usb.h"
 
 #define MAX_USB_MINORS  256
-static struct file_operations *usb_minors[MAX_USB_MINORS];
+static const struct file_operations *usb_minors[MAX_USB_MINORS];
 static DEFINE_SPINLOCK(minor_lock);
 
 static int usb_open(struct inode * inode, struct file * file)
 {
         int minor = iminor(inode);
-        struct file_operations *c;
+        const struct file_operations *c;
         int err = -ENODEV;
-        struct file_operations *old_fops, *new_fops = NULL;
+        const struct file_operations *old_fops, *new_fops = NULL;
 
         spin_lock (&minor_lock);
         c = usb_minors[minor];
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index b44cfda76b61..3f618ce6998d 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -1581,7 +1581,7 @@ restart:
 
 static struct inode *
 gadgetfs_create_file (struct super_block *sb, char const *name,
-                void *data, struct file_operations *fops,
+                void *data, const struct file_operations *fops,
                 struct dentry **dentry_p);
 
 static int activate_ep_files (struct dev_data *dev)
@@ -1955,7 +1955,7 @@ module_param (default_perm, uint, 0644);
 
 static struct inode *
 gadgetfs_make_inode (struct super_block *sb,
-                void *data, struct file_operations *fops,
+                void *data, const struct file_operations *fops,
                 int mode)
 {
         struct inode *inode = new_inode (sb);
@@ -1979,7 +1979,7 @@ gadgetfs_make_inode (struct super_block *sb,
  */
 static struct inode *
 gadgetfs_create_file (struct super_block *sb, char const *name,
-                void *data, struct file_operations *fops,
+                void *data, const struct file_operations *fops,
                 struct dentry **dentry_p)
 {
         struct dentry   *dentry;