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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-07-04 08:19:21 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-07-04 08:19:21 -0700
commitc318a821b9828ef3be97d5d896d146e7daa43c86 (patch)
tree7ed40911ffebcbabf87ec4be692f6fb154053687 /drivers/acpi/utils.c
parent322832f2f19e04c866a0ce4bdac8cff8e695f2b3 (diff)
parenta99cde438de0c4c0cecc1d1af1a55a75b10bfdef (diff)
Merge 4.7-rc6 into usb-next
We want the USB fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/acpi/utils.c')
-rw-r--r--drivers/acpi/utils.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 22c09952e177..b4de130f2d57 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -680,9 +680,6 @@ bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 funcs)
u64 mask = 0;
union acpi_object *obj;
- if (funcs == 0)
- return false;
-
obj = acpi_evaluate_dsm(handle, uuid, rev, 0, NULL);
if (!obj)
return false;
@@ -695,6 +692,9 @@ bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 funcs)
mask |= (((u64)obj->buffer.pointer[i]) << (i * 8));
ACPI_FREE(obj);
+ if (funcs == 0)
+ return true;
+
/*
* Bit 0 indicates whether there's support for any functions other than
* function 0 for the specified UUID and revision.