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Commit dfca7ceb authored by Miklos Szeredi's avatar Miklos Szeredi
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fuse: don't WARN when nlink is zero 



drop_nlink() warns if nlink is already zero.  This is triggerable by a buggy
userspace filesystem.  The cure, I think, is worse than the disease so disable
the warning.

Reported-by: default avatarTero Roponen <tero.roponen@gmail.com>
Signed-off-by: default avatarMiklos Szeredi <mszeredi@suse.cz>
parent 6a4e922c

fs/fuse/dir.c

+8 −1
Original line number Diff line number Diff line
@@ -705,6 +705,13 @@ static int fuse_unlink(struct inode *dir, struct dentry *entry) 


		spin_lock(&fc->lock);

		fi->attr_version = ++fc->attr_version;

		/*

		 * If i_nlink == 0 then unlink doesn't make sense, yet this can

		 * happen if userspace filesystem is careless.  It would be

		 * difficult to enforce correct nlink usage so just ignore this

		 * condition here

		 */

		if (inode->i_nlink > 0)

			drop_nlink(inode);

		spin_unlock(&fc->lock);

		fuse_invalidate_attr(inode);