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Code Issues Releases Activity

Initialize acpi buffer structs early in order to avoid freeing

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unallocated pointers later in done: section.
This commit is contained in:
Alexander Kabaev 2003-12-18 17:04:11 +00:00
parent 8caa8dd355
commit 2b26028dce
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=123642
1 changed files with 3 additions and 3 deletions
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6
sys/dev/acpica/acpi_pcib.c
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@ -125,6 +125,9 @@ acpi_pcib_route_interrupt(device_t pcib, device_t dev, int pin,
ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__); ACPI_FUNCTION_TRACE((char *)(uintptr_t)__func__);
buf.Pointer = NULL;
crsbuf.Pointer = NULL;
prsbuf.Pointer = NULL;
interrupt = 255; interrupt = 255;
/* ACPI numbers pins 0-3, not 1-4 like the BIOS */ /* ACPI numbers pins 0-3, not 1-4 like the BIOS */
@ -184,7 +187,6 @@ acpi_pcib_route_interrupt(device_t pcib, device_t dev, int pin,
/* /*
* Verify that this is a PCI link device, and that it's present. * Verify that this is a PCI link device, and that it's present.
*/ */
buf.Pointer = NULL;
buf.Length = ACPI_ALLOCATE_BUFFER; buf.Length = ACPI_ALLOCATE_BUFFER;
if (ACPI_FAILURE(AcpiGetObjectInfo(lnkdev, &buf))) { if (ACPI_FAILURE(AcpiGetObjectInfo(lnkdev, &buf))) {
device_printf(pcib, "couldn't validate PCI interrupt link device %s\n", device_printf(pcib, "couldn't validate PCI interrupt link device %s\n",
@ -210,14 +212,12 @@ acpi_pcib_route_interrupt(device_t pcib, device_t dev, int pin,
/* /*
* Get the current and possible resources for the interrupt link device. * Get the current and possible resources for the interrupt link device.
*/ */
crsbuf.Pointer = NULL;
crsbuf.Length = ACPI_ALLOCATE_BUFFER; crsbuf.Length = ACPI_ALLOCATE_BUFFER;
if (ACPI_FAILURE(status = AcpiGetCurrentResources(lnkdev, &crsbuf))) { if (ACPI_FAILURE(status = AcpiGetCurrentResources(lnkdev, &crsbuf))) {
device_printf(pcib, "couldn't get PCI interrupt link device _CRS data - %s\n", device_printf(pcib, "couldn't get PCI interrupt link device _CRS data - %s\n",
AcpiFormatException(status)); AcpiFormatException(status));
goto out; /* this is fatal */ goto out; /* this is fatal */
} }
prsbuf.Pointer = NULL;
prsbuf.Length = ACPI_ALLOCATE_BUFFER; prsbuf.Length = ACPI_ALLOCATE_BUFFER;
if (ACPI_FAILURE(status = AcpiGetPossibleResources(lnkdev, &prsbuf))) { if (ACPI_FAILURE(status = AcpiGetPossibleResources(lnkdev, &prsbuf))) {
device_printf(pcib, "couldn't get PCI interrupt link device _PRS data - %s\n", device_printf(pcib, "couldn't get PCI interrupt link device _PRS data - %s\n",