[glibc] hurd: Add missing sigstate members initialization

[Samuel Thibault <sthibaul@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=61416e19218605a54e94edd9740bbe9d2785af6d

commit 61416e19218605a54e94edd9740bbe9d2785af6d
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Mon May 11 01:30:29 2020 +0200

    hurd: Add missing sigstate members initialization
    
    * hurd/hurdsig.c (_hurd_thread_sigstate): Initialize
      critical_section_lock, active_resources, cancel, and cancel_hook fields.

Diff:
---
 hurd/hurdsig.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/hurd/hurdsig.c b/hurd/hurdsig.c
index 1e42246ee6..a2741bb7c8 100644
--- a/hurd/hurdsig.c
+++ b/hurd/hurdsig.c
@@ -85,8 +85,9 @@ _hurd_thread_sigstate (thread_t thread)
       ss = malloc (sizeof (*ss));
       if (ss == NULL)
 	__libc_fatal ("hurd: Can't allocate sigstate\n");
-      ss->thread = thread;
+      __spin_lock_init (&ss->critical_section_lock);
       __spin_lock_init (&ss->lock);
+      ss->thread = thread;
 
       /* Initialize default state.  */
       __sigemptyset (&ss->blocked);
@@ -97,6 +98,9 @@ _hurd_thread_sigstate (thread_t thread)
       ss->suspended = MACH_PORT_NULL;
       ss->intr_port = MACH_PORT_NULL;
       ss->context = NULL;
+      ss->active_resources = NULL;
+      ss->cancel = 0;
+      ss->cancel_hook = NULL;
 
       if (thread == MACH_PORT_NULL)
 	{