xen: Implement getgeo for Xen virtual block device.

[linux-2.6] / security / dummy.c

diff --git a/security/dummy.c b/security/dummy.c
index 8e34e03415f808ab4d888a8477fed0fb1d6bb6e4..649326bf64ea37e82afe63901560f96c687a468b 100644 (file)
--- a/security/dummy.c
+++ b/security/dummy.c
@@ -36,14 +36,19 @@ static int dummy_ptrace (struct task_struct *parent, struct task_struct *child)
 static int dummy_capget (struct task_struct *target, kernel_cap_t * effective,
                         kernel_cap_t * inheritable, kernel_cap_t * permitted)
 {
-       *effective = *inheritable = *permitted = 0;
        if (target->euid == 0) {
-               *permitted |= (~0 & ~CAP_FS_MASK);
-               *effective |= (~0 & ~CAP_TO_MASK(CAP_SETPCAP) & ~CAP_FS_MASK);
+               cap_set_full(*permitted);
+               cap_set_init_eff(*effective);
+       } else {
+               cap_clear(*permitted);
+               cap_clear(*effective);
        }
-       if (target->fsuid == 0) {
-               *permitted |= CAP_FS_MASK;
-               *effective |= CAP_FS_MASK;
+
+       cap_clear(*inheritable);
+
+       if (target->fsuid != 0) {
+               *permitted = cap_drop_fs_set(*permitted);
+               *effective = cap_drop_fs_set(*effective);
        }
        return 0;
 }
@@ -402,7 +407,7 @@ static int dummy_inode_killpriv(struct dentry *dentry)
        return 0;
 }
 
-static int dummy_inode_getsecurity(const struct inode *inode, const char *name, void *buffer, size_t size, int err)
+static int dummy_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
 {
        return -EOPNOTSUPP;
 }
@@ -946,6 +951,11 @@ static int dummy_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
        return -EOPNOTSUPP;
 }
 
+static int dummy_secctx_to_secid(char *secdata, u32 seclen, u32 *secid)
+{
+       return -EOPNOTSUPP;
+}
+
 static void dummy_release_secctx(char *secdata, u32 seclen)
 {
 }
@@ -1106,6 +1116,7 @@ void security_fixup_ops (struct security_operations *ops)
        set_to_dummy_if_null(ops, getprocattr);
        set_to_dummy_if_null(ops, setprocattr);
        set_to_dummy_if_null(ops, secid_to_secctx);
+       set_to_dummy_if_null(ops, secctx_to_secid);
        set_to_dummy_if_null(ops, release_secctx);
 #ifdef CONFIG_SECURITY_NETWORK
        set_to_dummy_if_null(ops, unix_stream_connect);