From: Christian Brauner Date: Wed, 29 Oct 2025 12:20:15 +0000 (+0100) Subject: nsfs: use inode_just_drop() X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1e9a9be249ad4cd43ba155ea7e2ed06f15d38eab;p=thirdparty%2Flinux.git nsfs: use inode_just_drop() Currently nsfs uses the default inode_generic_drop() fallback which drops the inode when it's unlinked or when it's unhashed. Since nsfs never hashes inodes that always amounts to dropping the inode. But that's just annoying to have to reason through every time we look at this code. Switch to inode_just_drop() which always drops the inode explicitly. This also aligns the behavior with pidfs which does the same. Link: https://patch.msgid.link/20251029-work-namespace-nstree-listns-v4-2-2e6f823ebdc0@kernel.org Tested-by: syzbot@syzkaller.appspotmail.com Reviewed-by: Jeff Layton Signed-off-by: Christian Brauner --- diff --git a/fs/nsfs.c b/fs/nsfs.c index 79b026a36fb62..ded833f66d4d5 100644 --- a/fs/nsfs.c +++ b/fs/nsfs.c @@ -408,6 +408,7 @@ static const struct super_operations nsfs_ops = { .statfs = simple_statfs, .evict_inode = nsfs_evict, .show_path = nsfs_show_path, + .drop_inode = inode_just_drop, }; static int nsfs_init_inode(struct inode *inode, void *data)