page_alloc: remove inactive initialization

The allocation address of the table pointer variable is first performed in
the function, no initialization assignment is required, and no invalid
pointer will appear.

Link: https://lkml.kernel.org/r/20220803064118.3664-1-kunyu@nfschina.comSigned-off-by: Li kunyu <kunyu@nfschina.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mm/page_alloc.c

@@ -8974,7 +8974,7 @@ void *__init alloc_large_system_hash(const char *tablename,
 {
 	unsigned long long max = high_limit;
 	unsigned long log2qty, size;
-	void *table = NULL;
+	void *table;
 	gfp_t gfp_flags;
 	bool virt;
 	bool huge;