From: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date: Tue, 27 Jul 2021 00:03:01 +0000 (+0200)
Subject: hurd: _Fork: unlock malloc before calling fork child hooks
X-Git-Tag: glibc-2.34~16
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=de2f68c3c751df1925c50ebf3be1c9d9f79b1dcf;p=thirdparty%2Fglibc.git

hurd: _Fork: unlock malloc before calling fork child hooks

The setitimer fork hook, fork_itimer, needs to call malloc inside
__mach_setup_tls, so we need to unlock malloc before calling it.
---

diff --git a/sysdeps/mach/hurd/_Fork.c b/sysdeps/mach/hurd/_Fork.c
index 75d45d6cad5..88787f35ac8 100644
--- a/sysdeps/mach/hurd/_Fork.c
+++ b/sysdeps/mach/hurd/_Fork.c
@@ -660,6 +660,7 @@ retry:
 
       /* Release malloc locks.  */
       _hurd_malloc_fork_child ();
+      call_function_static_weak (__malloc_fork_unlock_child);
 
       /* Run things that want to run in the child task to set up.  */
       RUN_HOOK (_hurd_fork_child_hook, ());