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2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/fs/lockd/mon.c
.. .. @@ -276,6 +276,9 @@
276 276  {
277 277  	struct nsm_handle *new;
278 278  
279 +	if (!hostname)
280 +		return NULL;
281 +
279 282  	new = kzalloc(sizeof(*new) + hostname_len + 1, GFP_KERNEL);
280 283  	if (unlikely(new == NULL))
281 284  		return NULL;

..	..	@@ -276,6 +276,9 @@
276	276	{
277	277	struct nsm_handle *new;
278	278
	279	+ if (!hostname)
	280	+ return NULL;
	281	+
279	282	new = kzalloc(sizeof(*new) + hostname_len + 1, GFP_KERNEL);
280	283	if (unlikely(new == NULL))
281	284	return NULL;