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Diffstat (limited to 'security/capability.c')
-rw-r--r--security/capability.c128
1 files changed, 97 insertions, 31 deletions
diff --git a/security/capability.c b/security/capability.c
index 30ae00fbecd..e76373de312 100644
--- a/security/capability.c
+++ b/security/capability.c
@@ -12,7 +12,7 @@
#include <linux/security.h>
-static int cap_sysctl(ctl_table *table, int op)
+static int cap_syslog(int type)
{
return 0;
}
@@ -54,6 +54,11 @@ static int cap_sb_copy_data(char *orig, char *copy)
return 0;
}
+static int cap_sb_remount(struct super_block *sb, void *data)
+{
+ return 0;
+}
+
static int cap_sb_kern_mount(struct super_block *sb, int flags, void *data)
{
return 0;
@@ -69,8 +74,8 @@ static int cap_sb_statfs(struct dentry *dentry)
return 0;
}
-static int cap_sb_mount(char *dev_name, struct path *path, char *type,
- unsigned long flags, void *data)
+static int cap_sb_mount(const char *dev_name, struct path *path,
+ const char *type, unsigned long flags, void *data)
{
return 0;
}
@@ -86,16 +91,20 @@ static int cap_sb_pivotroot(struct path *old_path, struct path *new_path)
}
static int cap_sb_set_mnt_opts(struct super_block *sb,
- struct security_mnt_opts *opts)
+ struct security_mnt_opts *opts,
+ unsigned long kern_flags,
+ unsigned long *set_kern_flags)
+
{
if (unlikely(opts->num_mnt_opts))
return -EOPNOTSUPP;
return 0;
}
-static void cap_sb_clone_mnt_opts(const struct super_block *oldsb,
+static int cap_sb_clone_mnt_opts(const struct super_block *oldsb,
struct super_block *newsb)
{
+ return 0;
}
static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
@@ -103,6 +112,13 @@ static int cap_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
return 0;
}
+static int cap_dentry_init_security(struct dentry *dentry, int mode,
+ struct qstr *name, void **ctx,
+ u32 *ctxlen)
+{
+ return -EOPNOTSUPP;
+}
+
static int cap_inode_alloc_security(struct inode *inode)
{
return 0;
@@ -113,13 +129,14 @@ static void cap_inode_free_security(struct inode *inode)
}
static int cap_inode_init_security(struct inode *inode, struct inode *dir,
- char **name, void **value, size_t *len)
+ const struct qstr *qstr, const char **name,
+ void **value, size_t *len)
{
return -EOPNOTSUPP;
}
static int cap_inode_create(struct inode *inode, struct dentry *dentry,
- int mask)
+ umode_t mask)
{
return 0;
}
@@ -142,7 +159,7 @@ static int cap_inode_symlink(struct inode *inode, struct dentry *dentry,
}
static int cap_inode_mkdir(struct inode *inode, struct dentry *dentry,
- int mask)
+ umode_t mask)
{
return 0;
}
@@ -153,7 +170,7 @@ static int cap_inode_rmdir(struct inode *inode, struct dentry *dentry)
}
static int cap_inode_mknod(struct inode *inode, struct dentry *dentry,
- int mode, dev_t dev)
+ umode_t mode, dev_t dev)
{
return 0;
}
@@ -229,13 +246,13 @@ static void cap_inode_getsecid(const struct inode *inode, u32 *secid)
}
#ifdef CONFIG_SECURITY_PATH
-static int cap_path_mknod(struct path *dir, struct dentry *dentry, int mode,
+static int cap_path_mknod(struct path *dir, struct dentry *dentry, umode_t mode,
unsigned int dev)
{
return 0;
}
-static int cap_path_mkdir(struct path *dir, struct dentry *dentry, int mode)
+static int cap_path_mkdir(struct path *dir, struct dentry *dentry, umode_t mode)
{
return 0;
}
@@ -273,13 +290,12 @@ static int cap_path_truncate(struct path *path)
return 0;
}
-static int cap_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
- mode_t mode)
+static int cap_path_chmod(struct path *path, umode_t mode)
{
return 0;
}
-static int cap_path_chown(struct path *path, uid_t uid, gid_t gid)
+static int cap_path_chown(struct path *path, kuid_t uid, kgid_t gid)
{
return 0;
}
@@ -343,7 +359,7 @@ static int cap_file_receive(struct file *file)
return 0;
}
-static int cap_dentry_open(struct file *file, const struct cred *cred)
+static int cap_file_open(struct file *file, const struct cred *cred)
{
return 0;
}
@@ -353,6 +369,10 @@ static int cap_task_create(unsigned long clone_flags)
return 0;
}
+static void cap_task_free(struct task_struct *task)
+{
+}
+
static int cap_cred_alloc_blank(struct cred *cred, gfp_t gfp)
{
return 0;
@@ -386,6 +406,11 @@ static int cap_kernel_module_request(char *kmod_name)
return 0;
}
+static int cap_kernel_module_from_file(struct file *file)
+{
+ return 0;
+}
+
static int cap_task_setpgid(struct task_struct *p, pid_t pgid)
{
return 0;
@@ -543,7 +568,7 @@ static int cap_sem_semop(struct sem_array *sma, struct sembuf *sops,
}
#ifdef CONFIG_SECURITY_NETWORK
-static int cap_unix_stream_connect(struct socket *sock, struct socket *other,
+static int cap_unix_stream_connect(struct sock *sock, struct sock *other,
struct sock *newsk)
{
return 0;
@@ -695,24 +720,45 @@ static void cap_req_classify_flow(const struct request_sock *req,
{
}
+static int cap_tun_dev_alloc_security(void **security)
+{
+ return 0;
+}
+
+static void cap_tun_dev_free_security(void *security)
+{
+}
+
static int cap_tun_dev_create(void)
{
return 0;
}
-static void cap_tun_dev_post_create(struct sock *sk)
+static int cap_tun_dev_attach_queue(void *security)
{
+ return 0;
}
-static int cap_tun_dev_attach(struct sock *sk)
+static int cap_tun_dev_attach(struct sock *sk, void *security)
{
return 0;
}
+
+static int cap_tun_dev_open(void *security)
+{
+ return 0;
+}
+
+static void cap_skb_owned_by(struct sk_buff *skb, struct sock *sk)
+{
+}
+
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
static int cap_xfrm_policy_alloc_security(struct xfrm_sec_ctx **ctxp,
- struct xfrm_user_sec_ctx *sec_ctx)
+ struct xfrm_user_sec_ctx *sec_ctx,
+ gfp_t gfp)
{
return 0;
}
@@ -732,9 +778,15 @@ static int cap_xfrm_policy_delete_security(struct xfrm_sec_ctx *ctx)
return 0;
}
-static int cap_xfrm_state_alloc_security(struct xfrm_state *x,
- struct xfrm_user_sec_ctx *sec_ctx,
- u32 secid)
+static int cap_xfrm_state_alloc(struct xfrm_state *x,
+ struct xfrm_user_sec_ctx *sec_ctx)
+{
+ return 0;
+}
+
+static int cap_xfrm_state_alloc_acquire(struct xfrm_state *x,
+ struct xfrm_sec_ctx *polsec,
+ u32 secid)
{
return 0;
}
@@ -755,7 +807,7 @@ static int cap_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 sk_sid, u8 dir)
static int cap_xfrm_state_pol_flow_match(struct xfrm_state *x,
struct xfrm_policy *xp,
- struct flowi *fl)
+ const struct flowi *fl)
{
return 1;
}
@@ -781,6 +833,11 @@ static int cap_setprocattr(struct task_struct *p, char *name, void *value,
return -EINVAL;
}
+static int cap_ismaclabel(const char *name)
+{
+ return 0;
+}
+
static int cap_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
{
return -EOPNOTSUPP;
@@ -808,7 +865,7 @@ static int cap_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
static int cap_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
{
- return 0;
+ return -EOPNOTSUPP;
}
#ifdef CONFIG_KEYS
static int cap_key_alloc(struct key *key, const struct cred *cred,
@@ -822,7 +879,7 @@ static void cap_key_free(struct key *key)
}
static int cap_key_permission(key_ref_t key_ref, const struct cred *cred,
- key_perm_t perm)
+ unsigned perm)
{
return 0;
}
@@ -875,7 +932,6 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, capable);
set_to_cap_if_null(ops, quotactl);
set_to_cap_if_null(ops, quota_on);
- set_to_cap_if_null(ops, sysctl);
set_to_cap_if_null(ops, syslog);
set_to_cap_if_null(ops, settime);
set_to_cap_if_null(ops, vm_enough_memory);
@@ -887,6 +943,7 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, sb_alloc_security);
set_to_cap_if_null(ops, sb_free_security);
set_to_cap_if_null(ops, sb_copy_data);
+ set_to_cap_if_null(ops, sb_remount);
set_to_cap_if_null(ops, sb_kern_mount);
set_to_cap_if_null(ops, sb_show_options);
set_to_cap_if_null(ops, sb_statfs);
@@ -896,6 +953,7 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, sb_set_mnt_opts);
set_to_cap_if_null(ops, sb_clone_mnt_opts);
set_to_cap_if_null(ops, sb_parse_opts_str);
+ set_to_cap_if_null(ops, dentry_init_security);
set_to_cap_if_null(ops, inode_alloc_security);
set_to_cap_if_null(ops, inode_free_security);
set_to_cap_if_null(ops, inode_init_security);
@@ -940,15 +998,17 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, file_alloc_security);
set_to_cap_if_null(ops, file_free_security);
set_to_cap_if_null(ops, file_ioctl);
- set_to_cap_if_null(ops, file_mmap);
+ set_to_cap_if_null(ops, mmap_addr);
+ set_to_cap_if_null(ops, mmap_file);
set_to_cap_if_null(ops, file_mprotect);
set_to_cap_if_null(ops, file_lock);
set_to_cap_if_null(ops, file_fcntl);
set_to_cap_if_null(ops, file_set_fowner);
set_to_cap_if_null(ops, file_send_sigiotask);
set_to_cap_if_null(ops, file_receive);
- set_to_cap_if_null(ops, dentry_open);
+ set_to_cap_if_null(ops, file_open);
set_to_cap_if_null(ops, task_create);
+ set_to_cap_if_null(ops, task_free);
set_to_cap_if_null(ops, cred_alloc_blank);
set_to_cap_if_null(ops, cred_free);
set_to_cap_if_null(ops, cred_prepare);
@@ -956,6 +1016,7 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, kernel_act_as);
set_to_cap_if_null(ops, kernel_create_files_as);
set_to_cap_if_null(ops, kernel_module_request);
+ set_to_cap_if_null(ops, kernel_module_from_file);
set_to_cap_if_null(ops, task_fix_setuid);
set_to_cap_if_null(ops, task_setpgid);
set_to_cap_if_null(ops, task_getpgid);
@@ -993,10 +1054,10 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, sem_semctl);
set_to_cap_if_null(ops, sem_semop);
set_to_cap_if_null(ops, netlink_send);
- set_to_cap_if_null(ops, netlink_recv);
set_to_cap_if_null(ops, d_instantiate);
set_to_cap_if_null(ops, getprocattr);
set_to_cap_if_null(ops, setprocattr);
+ set_to_cap_if_null(ops, ismaclabel);
set_to_cap_if_null(ops, secid_to_secctx);
set_to_cap_if_null(ops, secctx_to_secid);
set_to_cap_if_null(ops, release_secctx);
@@ -1034,16 +1095,21 @@ void __init security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, secmark_refcount_inc);
set_to_cap_if_null(ops, secmark_refcount_dec);
set_to_cap_if_null(ops, req_classify_flow);
+ set_to_cap_if_null(ops, tun_dev_alloc_security);
+ set_to_cap_if_null(ops, tun_dev_free_security);
set_to_cap_if_null(ops, tun_dev_create);
- set_to_cap_if_null(ops, tun_dev_post_create);
+ set_to_cap_if_null(ops, tun_dev_open);
+ set_to_cap_if_null(ops, tun_dev_attach_queue);
set_to_cap_if_null(ops, tun_dev_attach);
+ set_to_cap_if_null(ops, skb_owned_by);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
set_to_cap_if_null(ops, xfrm_policy_alloc_security);
set_to_cap_if_null(ops, xfrm_policy_clone_security);
set_to_cap_if_null(ops, xfrm_policy_free_security);
set_to_cap_if_null(ops, xfrm_policy_delete_security);
- set_to_cap_if_null(ops, xfrm_state_alloc_security);
+ set_to_cap_if_null(ops, xfrm_state_alloc);
+ set_to_cap_if_null(ops, xfrm_state_alloc_acquire);
set_to_cap_if_null(ops, xfrm_state_free_security);
set_to_cap_if_null(ops, xfrm_state_delete_security);
set_to_cap_if_null(ops, xfrm_policy_lookup);