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authorTed Unangst <tedu@cvs.openbsd.org>2019-02-19 22:42:42 +0000
committerTed Unangst <tedu@cvs.openbsd.org>2019-02-19 22:42:42 +0000
commit214fed708bee6aa6e7f834f2567cc84a6d98d0fa (patch)
tree3a0a3ab5537e7e9b63bfa786c03c424e04997e35
parent8c64f112e83f10e56a4c898eec73f65b43db8222 (diff)
open the coredump file non-blocking. cheloha found it blocks with a fifo.
ok cheloha deraadt
-rw-r--r--sys/kern/kern_sig.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/kern/kern_sig.c b/sys/kern/kern_sig.c
index 0993d8aa810..39a789987e5 100644
--- a/sys/kern/kern_sig.c
+++ b/sys/kern/kern_sig.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kern_sig.c,v 1.227 2019/01/23 21:53:42 cheloha Exp $ */
+/* $OpenBSD: kern_sig.c,v 1.228 2019/02/19 22:42:41 tedu Exp $ */
/* $NetBSD: kern_sig.c,v 1.54 1996/04/22 01:38:32 christos Exp $ */
/*
@@ -1580,7 +1580,8 @@ coredump(struct proc *p)
NDINIT(&nd, LOOKUP, NOFOLLOW, UIO_SYSSPACE, name, p);
- error = vn_open(&nd, O_CREAT | FWRITE | O_NOFOLLOW, S_IRUSR | S_IWUSR);
+ error = vn_open(&nd, O_CREAT | FWRITE | O_NOFOLLOW | O_NONBLOCK,
+ S_IRUSR | S_IWUSR);
if (error)
goto out;