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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-11-13 00:21:47 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-11-13 01:23:51 +0100 |
| commit | 946dcc6fde331a785d40d1341cc99a10ca304fd6 (patch) | |
| tree | dc3a24d66a48291fb9259e0c9a20b84f983c83a4 | |
| parent | 7beee7b39adeda657f45989b0635033dae25a1fd (diff) | |
| download | glibc-946dcc6fde331a785d40d1341cc99a10ca304fd6.zip glibc-946dcc6fde331a785d40d1341cc99a10ca304fd6.tar.gz glibc-946dcc6fde331a785d40d1341cc99a10ca304fd6.tar.bz2 | |
hurd: Make _hurd_libc_proc_init idempotent
For the cases where _init is getting called several times during startup. Better
clean pointers anyway.
| -rw-r--r-- | hurd/hurdinit.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/hurd/hurdinit.c b/hurd/hurdinit.c index e4ec005..06a2d3b 100644 --- a/hurd/hurdinit.c +++ b/hurd/hurdinit.c @@ -114,17 +114,25 @@ libc_hidden_def (_hurd_init) void _hurd_libc_proc_init (char **argv) { - /* Tell the proc server we exist, if it does. */ - if (_hurd_portarray[INIT_PORT_PROC] != MACH_PORT_NULL) - _hurd_new_proc_init (argv, _hurd_intarray, _hurd_intarraysize); - - /* All done with init ints and ports. */ - __vm_deallocate (__mach_task_self (), - (vm_address_t) _hurd_intarray, - _hurd_intarraysize * sizeof (int)); - __vm_deallocate (__mach_task_self (), - (vm_address_t) _hurd_portarray, - _hurd_portarraysize * sizeof (mach_port_t)); + if (_hurd_portarray) + { + /* Tell the proc server we exist, if it does. */ + if (_hurd_portarray[INIT_PORT_PROC] != MACH_PORT_NULL) + _hurd_new_proc_init (argv, _hurd_intarray, _hurd_intarraysize); + + /* All done with init ints and ports. */ + __vm_deallocate (__mach_task_self (), + (vm_address_t) _hurd_intarray, + _hurd_intarraysize * sizeof (int)); + _hurd_intarray = NULL; + _hurd_intarraysize = 0; + + __vm_deallocate (__mach_task_self (), + (vm_address_t) _hurd_portarray, + _hurd_portarraysize * sizeof (mach_port_t)); + _hurd_portarray = NULL; + _hurd_portarraysize = 0; + } } libc_hidden_def (_hurd_libc_proc_init) |