metag: Reduce maximum stack size to 256MB

[firefly-linux-kernel-4.4.55.git] / fs / namei.c

diff --git a/fs/namei.c b/fs/namei.c
index 85e40d1c0a8fd64b358447ee09b26f906102ee1d..1211ee5a1cb342b1c9de2dd0c4a684d505c6426b 100644 (file)
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1976,7 +1976,7 @@ static int path_lookupat(int dfd, const char *name,
                err = complete_walk(nd);
 
        if (!err && nd->flags & LOOKUP_DIRECTORY) {
-               if (!nd->inode->i_op->lookup) {
+               if (!can_lookup(nd->inode)) {
                        path_put(&nd->path);
                        err = -ENOTDIR;
                }
@@ -2263,6 +2263,7 @@ static int may_delete(struct inode *dir,struct dentry *victim,int isdir)
  */
 static inline int may_create(struct inode *dir, struct dentry *child)
 {
+       audit_inode_child(dir, child, AUDIT_TYPE_CHILD_CREATE);
        if (child->d_inode)
                return -EEXIST;
        if (IS_DEADDIR(dir))
@@ -2850,7 +2851,7 @@ finish_lookup:
        if ((open_flag & O_CREAT) && S_ISDIR(nd->inode->i_mode))
                goto out;
        error = -ENOTDIR;
-       if ((nd->flags & LOOKUP_DIRECTORY) && !nd->inode->i_op->lookup)
+       if ((nd->flags & LOOKUP_DIRECTORY) && !can_lookup(nd->inode))
                goto out;
        audit_inode(name, nd->path.dentry, 0);
 finish_open:
@@ -3654,6 +3655,7 @@ retry:
 out_dput:
        done_path_create(&new_path, new_dentry);
        if (retry_estale(error, how)) {
+               path_put(&old_path);
                how |= LOOKUP_REVAL;
                goto retry;
        }