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authorTakashi Iwai <tiwai@suse.de>2015-03-09 08:42:00 +0100
committerTakashi Iwai <tiwai@suse.de>2015-03-09 08:42:00 +0100
commit4aa01c408b7022c620241b373d4c3707a2ebeab6 (patch)
tree25df2a7453ec3bf7fc82f2871756b4efd6d3d283 /drivers/acpi/resource.c
parent5371fc0ecdf55b6811ade8a198de8ace2f4e5861 (diff)
parenta1f3f1ca66bd12c339b17a0c2ef93a093f90a277 (diff)
Merge branch 'for-linus' into for-next
Merging the HD-audio fixes back to base devel branch for further working on it.
Diffstat (limited to 'drivers/acpi/resource.c')
-rw-r--r--drivers/acpi/resource.c4
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",