bnxt_en: Fix context memory allocation.
When allocating memory pages for context memory, if the last page table should be fully populated, the current code will set nr_pages to 0 when calling bnxt_alloc_ctx_mem_blk(). This will cause the last page table to be completely blank and causing some RDMA failures. Fix it by setting the last page table's nr_pages to the remainder only if it is non-zero. Fixes: 08fe9d18 ("bnxt_en: Add Level 2 context memory paging support.") Reported-by: Eric Davis <eric.davis@broadcom.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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