while (nr_map) {
u64 start = biosmap->addr;
u64 size = biosmap->size;
- u64 end = start + size;
+ u64 end = start + size - 1;
u32 type = biosmap->type;
/* Overflow in 64 bits? Ignore the memory map. */
- if (start > end)
+ if (start > end && likely(size))
return -1;
e820_add_region(start, size, type);
nr_free_pages += end_pfn - start_pfn;
}
- set_dma_reserve(nr_pages - nr_free_pages);
+ set_memory_reserve(nr_pages - nr_free_pages, false);
#endif
}