diff options
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/fdt.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 800ad252cf9c..76c83c1ffeda 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -1127,12 +1127,13 @@ void __init __weak early_init_dt_add_memory_arch(u64 base, u64 size) { const u64 phys_offset = MIN_MEMBLOCK_ADDR; + if (size < PAGE_SIZE - (base & ~PAGE_MASK)) { + pr_warn("Ignoring memory block 0x%llx - 0x%llx\n", + base, base + size); + return; + } + if (!PAGE_ALIGNED(base)) { - if (size < PAGE_SIZE - (base & ~PAGE_MASK)) { - pr_warn("Ignoring memory block 0x%llx - 0x%llx\n", - base, base + size); - return; - } size -= PAGE_SIZE - (base & ~PAGE_MASK); base = PAGE_ALIGN(base); } |