X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=security%2Fselinux%2Fhooks.c;h=85a220465a8ffa4d9ccf7225c9f2fd537164afd7;hb=f12c03722045882a50c270f6332cf2c7b16a83d2;hp=04acb5af831749652b3aa41db0412c8706cea4c9;hpb=e31a94ed371c70855eb30b77c490d6d85dd4da26;p=linux-2.6

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 04acb5af83..85a220465a 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2619,7 +2619,7 @@ static int selinux_inode_getattr(struct vfsmount *mnt, struct dentry *dentry)
 	return dentry_has_perm(current, mnt, dentry, FILE__GETATTR);
 }
 
-static int selinux_inode_setotherxattr(struct dentry *dentry, char *name)
+static int selinux_inode_setotherxattr(struct dentry *dentry, const char *name)
 {
 	if (!strncmp(name, XATTR_SECURITY_PREFIX,
 		     sizeof XATTR_SECURITY_PREFIX - 1)) {
@@ -2638,7 +2638,8 @@ static int selinux_inode_setotherxattr(struct dentry *dentry, char *name)
 	return dentry_has_perm(current, NULL, dentry, FILE__SETATTR);
 }
 
-static int selinux_inode_setxattr(struct dentry *dentry, char *name, void *value, size_t size, int flags)
+static int selinux_inode_setxattr(struct dentry *dentry, const char *name,
+				  const void *value, size_t size, int flags)
 {
 	struct task_security_struct *tsec = current->security;
 	struct inode *inode = dentry->d_inode;
@@ -2687,8 +2688,9 @@ static int selinux_inode_setxattr(struct dentry *dentry, char *name, void *value
 			    &ad);
 }
 
-static void selinux_inode_post_setxattr(struct dentry *dentry, char *name,
-					void *value, size_t size, int flags)
+static void selinux_inode_post_setxattr(struct dentry *dentry, const char *name,
+                                        const void *value, size_t size,
+					int flags)
 {
 	struct inode *inode = dentry->d_inode;
 	struct inode_security_struct *isec = inode->i_security;
@@ -2711,7 +2713,7 @@ static void selinux_inode_post_setxattr(struct dentry *dentry, char *name,
 	return;
 }
 
-static int selinux_inode_getxattr(struct dentry *dentry, char *name)
+static int selinux_inode_getxattr(struct dentry *dentry, const char *name)
 {
 	return dentry_has_perm(current, NULL, dentry, FILE__GETATTR);
 }
@@ -2721,7 +2723,7 @@ static int selinux_inode_listxattr(struct dentry *dentry)
 	return dentry_has_perm(current, NULL, dentry, FILE__GETATTR);
 }
 
-static int selinux_inode_removexattr(struct dentry *dentry, char *name)
+static int selinux_inode_removexattr(struct dentry *dentry, const char *name)
 {
 	if (strcmp(name, XATTR_NAME_SELINUX))
 		return selinux_inode_setotherxattr(dentry, name);
@@ -5236,7 +5238,7 @@ static int selinux_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
 	return security_sid_to_context(secid, secdata, seclen);
 }
 
-static int selinux_secctx_to_secid(char *secdata, u32 seclen, u32 *secid)
+static int selinux_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid)
 {
 	return security_context_to_sid(secdata, seclen, secid);
 }
@@ -5298,6 +5300,20 @@ static int selinux_key_permission(key_ref_t key_ref,
 			    SECCLASS_KEY, perm, NULL);
 }
 
+static int selinux_key_getsecurity(struct key *key, char **_buffer)
+{
+	struct key_security_struct *ksec = key->security;
+	char *context = NULL;
+	unsigned len;
+	int rc;
+
+	rc = security_sid_to_context(ksec->sid, &context, &len);
+	if (!rc)
+		rc = len;
+	*_buffer = context;
+	return rc;
+}
+
 #endif
 
 static struct security_operations selinux_ops = {
@@ -5486,6 +5502,7 @@ static struct security_operations selinux_ops = {
 	.key_alloc =			selinux_key_alloc,
 	.key_free =			selinux_key_free,
 	.key_permission =		selinux_key_permission,
+	.key_getsecurity =		selinux_key_getsecurity,
 #endif
 
 #ifdef CONFIG_AUDIT
@@ -5534,14 +5551,6 @@ static __init int selinux_init(void)
 	else
 		printk(KERN_DEBUG "SELinux:  Starting in permissive mode\n");
 
-#ifdef CONFIG_KEYS
-	/* Add security information to initial keyrings */
-	selinux_key_alloc(&root_user_keyring, current,
-			  KEY_ALLOC_NOT_IN_QUOTA);
-	selinux_key_alloc(&root_session_keyring, current,
-			  KEY_ALLOC_NOT_IN_QUOTA);
-#endif
-
 	return 0;
 }