From d0146756a0993d3a01407b38cd87d965ccda72c6 Mon Sep 17 00:00:00 2001 From: Miaohe Lin Date: Wed, 24 Feb 2021 12:10:01 -0800 Subject: [PATCH] hugetlbfs: remove useless BUG_ON(!inode) in hugetlbfs_setattr() When we reach here with inode = NULL, we should have crashed as inode has already been dereferenced via hstate_inode. So this BUG_ON(!inode) does not take effect and should be removed. Link: https://lkml.kernel.org/r/20210118110700.52506-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Reviewed-by: Mike Kravetz Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/hugetlbfs/inode.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index dc4aceffa2c7..71a00dbfa612 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -761,8 +761,6 @@ static int hugetlbfs_setattr(struct user_namespace *mnt_userns, unsigned int ia_valid = attr->ia_valid; struct hugetlbfs_inode_info *info = HUGETLBFS_I(inode); - BUG_ON(!inode); - error = setattr_prepare(&init_user_ns, dentry, attr); if (error) return error; -- 2.11.0