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authorLinus Torvalds <torvalds@g5.osdl.org>2006-07-10 15:14:38 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-10 15:14:38 -0700
commitc80dc60b03d633047c7f96be87fd59cdcdbb929f (patch)
tree1ef931c2287e376f8fef37cea89f7a951d9d3b00 /drivers/acpi/utilities/utstate.c
parent90ca9a2ff4d6b89b6939c3ece19f8fed1eecdbab (diff)
parent0466684907ea1695eeef98cb28ca3399882ecc0a (diff)
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI: ACPI_DOCK: Initialize the atomic notifier list ACPI: acpi_os_allocate() fixes ACPI: SBS: fix initialization, sem2mutex ACPI: add 'const' to several ACPI file_operations ACPI: delete some defaults from ACPI Kconfig ACPI: "Device `[%s]' is not power manageable" make message debug only ACPI: ACPI_DOCK Kconfig Revert "Revert "ACPI: dock driver"" ACPI: acpi_os_get_thread_id() returns current ACPI: ACPICA 20060707
Diffstat (limited to 'drivers/acpi/utilities/utstate.c')
-rw-r--r--drivers/acpi/utilities/utstate.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/utilities/utstate.c b/drivers/acpi/utilities/utstate.c
index 0f5c5bb5deff..eaa13d05c859 100644
--- a/drivers/acpi/utilities/utstate.c
+++ b/drivers/acpi/utilities/utstate.c
@@ -199,6 +199,13 @@ struct acpi_thread_state *acpi_ut_create_thread_state(void)
state->common.descriptor_type = ACPI_DESC_TYPE_STATE_THREAD;
state->thread.thread_id = acpi_os_get_thread_id();
+ /* Check for invalid thread ID - zero is very bad, it will break things */
+
+ if (!state->thread.thread_id) {
+ ACPI_ERROR((AE_INFO, "Invalid zero ID from AcpiOsGetThreadId"));
+ state->thread.thread_id = (acpi_thread_id) 1;
+ }
+
return_PTR((struct acpi_thread_state *)state);
}