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[dm][block] fixup the EFI partition checked in 32bits #11266

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Merged
Rbb666 merged 1 commit into from
Mar 18, 2026
Merged

[dm][block] fixup the EFI partition checked in 32bits #11266

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5 changes: 5 additions & 0 deletions components/drivers/block/partitions/efi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -411,6 +411,11 @@ static rt_bool_t is_gpt_valid(struct rt_blk_disk *disk,
pt_size = (rt_uint64_t)rt_le32_to_cpu((*gpt)->num_partition_entries) *
rt_le32_to_cpu((*gpt)->sizeof_partition_entry);

if (pt_size > (rt_uint64_t)RT_UINT32_MAX)
{
goto _fail;
}

if (!(*ptes = alloc_read_gpt_entries(disk, *gpt)))
{
goto _fail;
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