kfifo: fix kmalloc_array_node() argument order

kfifo: fix kmalloc_array_node() argument order

To be consistent, pass the kmalloc_array_node() parameters in the order
(number_of_elements, element_size).  Since only the product of the two
values is used, this is not a bug fix.

Link: https://lkml.kernel.org/r/20251220054541.2295599-1-rdunlap@infradead.org
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=216015
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Stefani Seibold <stefani@seibold.net>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>