1 files changed, 24 insertions, 0 deletions

diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 969f5fee1906..0b3bb646f90e 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -3057,6 +3057,27 @@ static void smack_release_secctx(char *secdata, u32 seclen)
 {
 }
 
+static int smack_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
+{
+        return smack_inode_setsecurity(inode, XATTR_SMACK_SUFFIX, ctx, ctxlen, 0);
+}
+
+static int smack_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
+{
+        return __vfs_setxattr_noperm(dentry, XATTR_NAME_SMACK, ctx, ctxlen, 0);
+}
+
+static int smack_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
+{
+        int len = 0;
+        len = smack_inode_getsecurity(inode, XATTR_SMACK_SUFFIX, ctx, true);
+
+        if (len < 0)
+                return len;
+        *ctxlen = len;
+        return 0;
+}
+
 struct security_operations smack_ops = {
         .name =                         "smack",
 
@@ -3185,6 +3206,9 @@ struct security_operations smack_ops = {
         .secid_to_secctx =              smack_secid_to_secctx,
         .secctx_to_secid =              smack_secctx_to_secid,
         .release_secctx =               smack_release_secctx,
+        .inode_notifysecctx =           smack_inode_notifysecctx,
+        .inode_setsecctx =              smack_inode_setsecctx,
+        .inode_getsecctx =              smack_inode_getsecctx,
 };