Fix parsing of SR_IRQ resource descriptors here as well.

ok patrick@, anton@

diff --git a/sys/dev/acpi/dwiic_acpi.c b/sys/dev/acpi/dwiic_acpi.c
index 0c9b25e..528f173 100644 (file)
--- a/sys/dev/acpi/dwiic_acpi.c
+++ b/sys/dev/acpi/dwiic_acpi.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dwiic_acpi.c,v 1.16 2020/08/22 22:29:28 kettenis Exp $ */
+/* $OpenBSD: dwiic_acpi.c,v 1.17 2021/12/07 10:16:50 kettenis Exp $ */
 /*
  * Synopsys DesignWare I2C controller
  *
@@ -204,7 +204,7 @@ dwiic_acpi_parse_crs(int crsidx, union acpi_resource *crs, void *arg)
        case SR_IRQ:
                sc_crs->irq_int = ffs(letoh16(crs->sr_irq.irq_mask)) - 1;
                /* Default is exclusive, active-high, edge triggered. */
-               if (AML_CRSLEN(crs) < 3)
+               if (AML_CRSLEN(crs) < 4)
                        flags = SR_IRQ_MODE;
                else
                        flags = crs->sr_irq.irq_flags;