summaryrefslogtreecommitdiff
path: root/sys/dev
diff options
context:
space:
mode:
authorTheo de Raadt <deraadt@cvs.openbsd.org>1995-11-30 23:03:47 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>1995-11-30 23:03:47 +0000
commit29d1c579fd4df8ffea91a9d829dafd05760d3499 (patch)
tree71d4a718d56356dd8c778e432d4f5532fe4f0afc /sys/dev
parent8c021e9ff3ffef995863c20041dfd8e10b1f087f (diff)
properly catch cases where buffers are on the kstack, from hannken@eis.cs.tu-bs.de
Diffstat (limited to 'sys/dev')
-rw-r--r--sys/dev/isa/aha.c3
-rw-r--r--sys/dev/isa/aha1542.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/sys/dev/isa/aha.c b/sys/dev/isa/aha.c
index 1049d677dfe..323bdd5d285 100644
--- a/sys/dev/isa/aha.c
+++ b/sys/dev/isa/aha.c
@@ -78,8 +78,7 @@
#ifdef i386
#include <machine/vmparam.h>
#define VOLATILE_XS(xs) \
- ((xs)->datalen > 0 && \
- ((vm_offset_t)((xs)->data) < VM_MIN_KERNEL_ADDRESS) && \
+ ((xs)->datalen > 0 && (xs)->bp == NULL && \
((xs)->flags & SCSI_POLL) == 0)
#else
#define VOLATILE_XS(xs) 0
diff --git a/sys/dev/isa/aha1542.c b/sys/dev/isa/aha1542.c
index 1049d677dfe..323bdd5d285 100644
--- a/sys/dev/isa/aha1542.c
+++ b/sys/dev/isa/aha1542.c
@@ -78,8 +78,7 @@
#ifdef i386
#include <machine/vmparam.h>
#define VOLATILE_XS(xs) \
- ((xs)->datalen > 0 && \
- ((vm_offset_t)((xs)->data) < VM_MIN_KERNEL_ADDRESS) && \
+ ((xs)->datalen > 0 && (xs)->bp == NULL && \
((xs)->flags & SCSI_POLL) == 0)
#else
#define VOLATILE_XS(xs) 0