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authorPhilip Guenther <guenther@cvs.openbsd.org>2013-11-10 19:23:15 +0000
committerPhilip Guenther <guenther@cvs.openbsd.org>2013-11-10 19:23:15 +0000
commit6ce2e80afc07897fdf1f5d58448387f50a8903ed (patch)
tree3621665817c08a7e981651d98e63a7d443de0265 /sys/arch/alpha
parentfe85ef6b0ffc910a156ca01645d36d2c7cebcd57 (diff)
Make sure we pass a NULL cleanup argument to __start() by initializing
a2 to zero in the kernel and ld.so. This will let us add the conditional atexit() call to crt0 ok kettenis@ miod@
Diffstat (limited to 'sys/arch/alpha')
-rw-r--r--sys/arch/alpha/alpha/machdep.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/arch/alpha/alpha/machdep.c b/sys/arch/alpha/alpha/machdep.c
index deffc101f69..ef54ca405b6 100644
--- a/sys/arch/alpha/alpha/machdep.c
+++ b/sys/arch/alpha/alpha/machdep.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: machdep.c,v 1.143 2013/10/17 08:02:14 deraadt Exp $ */
+/* $OpenBSD: machdep.c,v 1.144 2013/11/10 19:23:14 guenther Exp $ */
/* $NetBSD: machdep.c,v 1.210 2000/06/01 17:12:38 thorpej Exp $ */
/*-
@@ -1722,6 +1722,7 @@ setregs(p, pack, stack, retval)
#ifdef DEBUG
for (i = 0; i < FRAME_SIZE; i++)
tfp->tf_regs[i] = 0xbabefacedeadbeef;
+ tfp->tf_regs[FRAME_A1] = 0;
#else
bzero(tfp->tf_regs, FRAME_SIZE * sizeof tfp->tf_regs[0]);
#endif