diff options
| -rw-r--r-- | mm/memblock.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/mm/memblock.c b/mm/memblock.c index 57a9849a5d82..e2ca8ddc8ebe 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -1685,6 +1685,11 @@ void __init memblock_cap_memory_range(phys_addr_t base, phys_addr_t size) if (!size) return; + if (memblock.memory.cnt <= 1) { + pr_warn("%s: No memory registered yet\n", __func__); + return; + } + ret = memblock_isolate_range(&memblock.memory, base, size, &start_rgn, &end_rgn); if (ret) |