diff options
| -rw-r--r-- | usr.sbin/acpi/acpidump/acpi.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/usr.sbin/acpi/acpidump/acpi.c b/usr.sbin/acpi/acpidump/acpi.c index f8ac2a3..8a05ef1 100644 --- a/usr.sbin/acpi/acpidump/acpi.c +++ b/usr.sbin/acpi/acpidump/acpi.c @@ -654,16 +654,24 @@ acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp) printf(END_COMMENT); return; } + if(sdp->Revision == 1){ + printf("\tOLD TCPA spec log found. Dumping not supported.\n"); + printf(END_COMMENT); + return; + } vaddr = (unsigned char *)acpi_map_physical(paddr, len); vend = vaddr + len; while (vaddr != NULL) { - if (vaddr + sizeof(struct TCPAevent) >= vend) + if ((vaddr + sizeof(struct TCPAevent) >= vend)|| + (vaddr + sizeof(struct TCPAevent) < vaddr)) break; event = (struct TCPAevent *)(void *)vaddr; if (vaddr + event->event_size >= vend) break; + if (vaddr + event->event_size < vaddr) + break; if (event->event_type == 0 && event->event_size == 0) break; #if 0 |
