commit e9c892465583c8f42d61fafe30970d36580925df upstream.
There is actually no need at all to d_rehash() for the root dentry as Al pointed out, fix it.
Reported-by: Al Viro viro@ZenIV.linux.org.uk Cc: Al Viro viro@ZenIV.linux.org.uk Signed-off-by: Gao Xiang gaoxiang25@huawei.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Gao Xiang gaoxiang25@huawei.com --- drivers/staging/erofs/super.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/drivers/staging/erofs/super.c b/drivers/staging/erofs/super.c index 2df9768edac9..434616b3e76c 100644 --- a/drivers/staging/erofs/super.c +++ b/drivers/staging/erofs/super.c @@ -404,12 +404,6 @@ static int erofs_read_super(struct super_block *sb,
erofs_register_super(sb);
- /* - * We already have a positive dentry, which was instantiated - * by d_make_root. Just need to d_rehash it. - */ - d_rehash(sb->s_root); - if (!silent) infoln("mounted on %s with opts: %s.", dev_name, (char *)data);