proc: Supply PDE attribute setting accessor functions

Supply accessor functions to set attributes in proc_dir_entry structs.

The following are supplied: proc_set_size() and proc_set_user().

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
cc: linuxppc-dev@lists.ozlabs.org
cc: linux-media@vger.kernel.org
cc: netdev@vger.kernel.org
cc: linux-wireless@vger.kernel.org
cc: linux-pci@vger.kernel.org
cc: netfilter-devel@vger.kernel.org
cc: alsa-devel@alsa-project.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

14 files changed, 40 insertions, 35 deletions

diff --git a/arch/powerpc/kernel/proc_powerpc.c b/arch/powerpc/kernel/proc_powerpc.c
index 41d8ee9c82f1..feb8580fdc84 100644
--- a/arch/powerpc/kernel/proc_powerpc.c
+++ b/arch/powerpc/kernel/proc_powerpc.c
@@ -83,7 +83,7 @@ static int __init proc_ppc64_init(void)
                                &page_map_fops, vdso_data);
         if (!pde)
                 return 1;
-        pde->size = PAGE_SIZE;
+        proc_set_size(pde, PAGE_SIZE);
 
         return 0;
 }
diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c
index d6491bd481d0..f93cdf55628c 100644
--- a/arch/powerpc/platforms/pseries/reconfig.c
+++ b/arch/powerpc/platforms/pseries/reconfig.c
@@ -452,7 +452,7 @@ static int proc_ppc64_create_ofdt(void)
 
         ent = proc_create("powerpc/ofdt", S_IWUSR, NULL, &ofdt_fops);
         if (ent)
-                ent->size = 0;
+                proc_set_size(ent, 0);
 
         return 0;
 }
diff --git a/drivers/media/pci/ttpci/av7110_ir.c b/drivers/media/pci/ttpci/av7110_ir.c
index eb822862a646..0e763a784e2b 100644
--- a/drivers/media/pci/ttpci/av7110_ir.c
+++ b/drivers/media/pci/ttpci/av7110_ir.c
@@ -375,7 +375,7 @@ int av7110_ir_init(struct av7110 *av7110)
         if (av_cnt == 1) {
                 e = proc_create("av7110_ir", S_IWUSR, NULL, &av7110_ir_proc_fops);
                 if (e)
-                        e->size = 4 + 256 * sizeof(u16);
+                        proc_set_size(e, 4 + 256 * sizeof(u16));
         }
 
         tasklet_init(&av7110->ir.ir_tasklet, av7110_emit_key, (unsigned long) &av7110->ir);
diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c
index e22cd4e7017a..5f4758492e4c 100644
--- a/drivers/net/irda/vlsi_ir.c
+++ b/drivers/net/irda/vlsi_ir.c
@@ -1678,7 +1678,7 @@ vlsi_irda_probe(struct pci_dev *pdev, const struct pci_device_id *id)
                         IRDA_WARNING("%s: failed to create proc entry\n",
                                      __func__);
                 } else {
-                        ent->size = 0;
+                        proc_set_size(ent, 0);
                 }
                 idev->proc_entry = ent;
         }
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 66e398d4730d..21d02335b46f 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -4507,73 +4507,63 @@ static int setup_proc_entry( struct net_device *dev,
                                             airo_entry);
         if (!apriv->proc_entry)
                 goto fail;
-        apriv->proc_entry->uid = proc_kuid;
-        apriv->proc_entry->gid = proc_kgid;
+        proc_set_user(apriv->proc_entry, proc_kuid, proc_kgid);
 
         /* Setup the StatsDelta */
         entry = proc_create_data("StatsDelta", S_IRUGO & proc_perm,
                                  apriv->proc_entry, &proc_statsdelta_ops, dev);
         if (!entry)
                 goto fail_stats_delta;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the Stats */
         entry = proc_create_data("Stats", S_IRUGO & proc_perm,
                                  apriv->proc_entry, &proc_stats_ops, dev);
         if (!entry)
                 goto fail_stats;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the Status */
         entry = proc_create_data("Status", S_IRUGO & proc_perm,
                                  apriv->proc_entry, &proc_status_ops, dev);
         if (!entry)
                 goto fail_status;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the Config */
         entry = proc_create_data("Config", proc_perm,
                                  apriv->proc_entry, &proc_config_ops, dev);
         if (!entry)
                 goto fail_config;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the SSID */
         entry = proc_create_data("SSID", proc_perm,
                                  apriv->proc_entry, &proc_SSID_ops, dev);
         if (!entry)
                 goto fail_ssid;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the APList */
         entry = proc_create_data("APList", proc_perm,
                                  apriv->proc_entry, &proc_APList_ops, dev);
         if (!entry)
                 goto fail_aplist;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the BSSList */
         entry = proc_create_data("BSSList", proc_perm,
                                  apriv->proc_entry, &proc_BSSList_ops, dev);
         if (!entry)
                 goto fail_bsslist;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
+        proc_set_user(entry, proc_kuid, proc_kgid);
 
         /* Setup the WepKey */
         entry = proc_create_data("WepKey", proc_perm,
                                  apriv->proc_entry, &proc_wepkey_ops, dev);
         if (!entry)
                 goto fail_wepkey;
-        entry->uid = proc_kuid;
-        entry->gid = proc_kgid;
-
+        proc_set_user(entry, proc_kuid, proc_kgid);
         return 0;
 
 fail_wepkey:
@@ -5695,10 +5685,8 @@ static int __init airo_init_module( void )
 
         airo_entry = proc_mkdir_mode("driver/aironet", airo_perm, NULL);
 
-        if (airo_entry) {
-                airo_entry->uid = proc_kuid;
-                airo_entry->gid = proc_kgid;
-        }
+        if (airo_entry)
+                proc_set_user(airo_entry, proc_kuid, proc_kgid);
 
         for (i = 0; i < 4 && io[i] && irq[i]; i++) {
                 airo_print_info("", "Trying to configure ISA adapter at irq=%d "
diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 12e4fb5824c1..7cde7c131fd0 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -419,7 +419,7 @@ int pci_proc_attach_device(struct pci_dev *dev)
                              &proc_bus_pci_operations, dev);
         if (!e)
                 return -ENOMEM;
-        e->size = dev->cfg_size;
+        proc_set_size(e, dev->cfg_size);
         dev->procent = e;
 
         return 0;
diff --git a/drivers/pnp/isapnp/proc.c b/drivers/pnp/isapnp/proc.c
index af4d40affb79..2365ef37ae24 100644
--- a/drivers/pnp/isapnp/proc.c
+++ b/drivers/pnp/isapnp/proc.c
@@ -105,7 +105,7 @@ static int isapnp_proc_attach_device(struct pnp_dev *dev)
                         &isapnp_proc_bus_file_operations, dev);
         if (!e)
                 return -ENOMEM;
-        e->size = 256;
+        proc_set_size(e, 256);
         return 0;
 }
 
diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c
index 6d3a602c004b..1c15ee7456b6 100644
--- a/drivers/zorro/proc.c
+++ b/drivers/zorro/proc.c
@@ -139,7 +139,7 @@ static int __init zorro_proc_attach_device(unsigned int slot)
                                  &zorro_autocon[slot]);
         if (!entry)
                 return -ENOMEM;
-        entry->size = sizeof(struct zorro_dev);
+        proc_set_size(entry, sizeof(struct zorro_dev));
         return 0;
 }
 
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 1c07cadeb8db..5f6f6c38701f 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -498,6 +498,19 @@ out:
         return NULL;
 }
 EXPORT_SYMBOL(proc_create_data);
+ 
+void proc_set_size(struct proc_dir_entry *de, loff_t size)
+{
+        de->size = size;
+}
+EXPORT_SYMBOL(proc_set_size);
+
+void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid)
+{
+        de->uid = uid;
+        de->gid = gid;
+}
+EXPORT_SYMBOL(proc_set_user);
 
 static void free_proc_entry(struct proc_dir_entry *de)
 {
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 805edacfc2fc..28a4d7e78803 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -130,6 +130,9 @@ static inline struct proc_dir_entry *proc_create(const char *name, umode_t mode,
 extern struct proc_dir_entry *proc_net_mkdir(struct net *net, const char *name,
         struct proc_dir_entry *parent);
 
+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 struct file *proc_ns_fget(int fd);
 extern bool proc_ns_inode(struct inode *inode);
 
@@ -158,6 +161,8 @@ static inline struct proc_dir_entry *proc_mkdir(const char *name,
         struct proc_dir_entry *parent) {return NULL;}
 static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
         umode_t mode, struct proc_dir_entry *parent) { return NULL; }
+static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {}
+static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {}
 
 struct tty_driver;
 static inline void proc_tty_register_driver(struct tty_driver *driver) {};
diff --git a/kernel/configs.c b/kernel/configs.c
index 42e8fa075eed..c18b1f1ae515 100644
--- a/kernel/configs.c
+++ b/kernel/configs.c
@@ -79,7 +79,7 @@ static int __init ikconfig_init(void)
         if (!entry)
                 return -ENOMEM;
 
-        entry->size = kernel_config_data_size;
+        proc_set_size(entry, kernel_config_data_size);
 
         return 0;
 }
diff --git a/kernel/profile.c b/kernel/profile.c
index 524ce5e29d3f..0bf400737660 100644
--- a/kernel/profile.c
+++ b/kernel/profile.c
@@ -600,7 +600,7 @@ int __ref create_proc_profile(void) /* false positive from hotcpu_notifier */
                             NULL, &proc_profile_operations);
         if (!entry)
                 return 0;
-        entry->size = (1+prof_len) * sizeof(atomic_t);
+        proc_set_size(entry, (1 + prof_len) * sizeof(atomic_t));
         hotcpu_notifier(profile_cpu_callback, 0);
         return 0;
 }
diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
index 3db2d387cf52..1e657cf715c4 100644
--- a/net/netfilter/xt_recent.c
+++ b/net/netfilter/xt_recent.c
@@ -401,8 +401,7 @@ static int recent_mt_check(const struct xt_mtchk_param *par,
                 ret = -ENOMEM;
                 goto out;
         }
-        pde->uid = uid;
-        pde->gid = gid;
+        proc_set_user(pde, uid, gid);
 #endif
         spin_lock_bh(&recent_lock);
         list_add_tail(&t->list, &recent_net->tables);
diff --git a/sound/core/info.c b/sound/core/info.c
index 3aa88640808e..c7f41c3bbd5c 100644
--- a/sound/core/info.c
+++ b/sound/core/info.c
@@ -970,7 +970,7 @@ int snd_info_register(struct snd_info_entry * entry)
                         mutex_unlock(&info_mutex);
                         return -ENOMEM;
                 }
-                p->size = entry->size;
+                proc_set_size(p, entry->size);
         }
         entry->p = p;
         if (entry->parent)