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| author | Mark Brown <broonie@kernel.org> | 2015-03-26 17:50:42 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-03-26 17:50:42 -0700 |
| commit | 1be38e041f8eaa935f370aa0f34dd7a2fe39b1d8 (patch) | |
| tree | 2d89734fc831593784bd411be03a1b9649de4c9d /drivers/acpi/resource.c | |
| parent | 6935224da2482a261c786501fbccb1dc4a675225 (diff) | |
| parent | bc465aa9d045feb0e13b4a8f32cc33c1943f62d6 (diff) | |
Merge tag 'v4.0-rc5' into spi-bcm2835
Linux 4.0-rc5
Diffstat (limited to 'drivers/acpi/resource.c')
| -rw-r--r-- | drivers/acpi/resource.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index c723668e3e27..5589a6e2a023 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -42,8 +42,10 @@ static bool acpi_dev_resource_len_valid(u64 start, u64 end, u64 len, bool io) * CHECKME: len might be required to check versus a minimum * length as well. 1 for io is fine, but for memory it does * not make any sense at all. + * Note: some BIOSes report incorrect length for ACPI address space + * descriptor, so remove check of 'reslen == len' to avoid regression. */ - if (len && reslen && reslen == len && start <= end) + if (len && reslen && start <= end) return true; pr_debug("ACPI: invalid or unassigned resource %s [%016llx - %016llx] length [%016llx]\n", |