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-rw-r--r--sys/amd64/include/reg.h2
-rw-r--r--sys/i386/include/reg.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/sys/amd64/include/reg.h b/sys/amd64/include/reg.h
index 848c8fe..56f0f91 100644
--- a/sys/amd64/include/reg.h
+++ b/sys/amd64/include/reg.h
@@ -132,7 +132,7 @@ struct dbreg {
#define DBREG_DR7_EXEC 0x00 /* break on execute */
#define DBREG_DR7_WRONLY 0x01 /* break on write */
#define DBREG_DR7_RDWR 0x03 /* break on read or write */
-#define DBREG_DRX(d,x) (d->dr[(x)]) /* reference dr0 - dr7 by
+#define DBREG_DRX(d,x) ((d)->dr[(x)]) /* reference dr0 - dr7 by
register number */
diff --git a/sys/i386/include/reg.h b/sys/i386/include/reg.h
index 848c8fe..56f0f91 100644
--- a/sys/i386/include/reg.h
+++ b/sys/i386/include/reg.h
@@ -132,7 +132,7 @@ struct dbreg {
#define DBREG_DR7_EXEC 0x00 /* break on execute */
#define DBREG_DR7_WRONLY 0x01 /* break on write */
#define DBREG_DR7_RDWR 0x03 /* break on read or write */
-#define DBREG_DRX(d,x) (d->dr[(x)]) /* reference dr0 - dr7 by
+#define DBREG_DRX(d,x) ((d)->dr[(x)]) /* reference dr0 - dr7 by
register number */
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