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| author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 01:55:54 +0200 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2020-06-07 01:57:26 +0200 |
| commit | fab94894d5c5b25d24010f823515fb53822d6623 (patch) | |
| tree | 9b89ed6b906c902a4f4f33089e18deb41628a442 | |
| parent | 785ec62dbd37b0b236c9a7fcc0ac71a2aeb472de (diff) | |
| download | glibc-fab94894d5c5b25d24010f823515fb53822d6623.zip glibc-fab94894d5c5b25d24010f823515fb53822d6623.tar.gz glibc-fab94894d5c5b25d24010f823515fb53822d6623.tar.bz2 | |
hurd: Fix hang in _hurd_raise_signal from pthread_kill
When ss is not NULL, it is assumed to be locked.
* hurd/hurd-raise.c (_hurd_raise_signal): Unlock before returning an
error if ss is not NULL.
| -rw-r--r-- | hurd/hurd-raise.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hurd/hurd-raise.c b/hurd/hurd-raise.c index af46437..865e498 100644 --- a/hurd/hurd-raise.c +++ b/hurd/hurd-raise.c @@ -29,7 +29,11 @@ _hurd_raise_signal (struct hurd_sigstate *ss, int signo, const struct hurd_signal_detail *detail) { if (signo <= 0 || signo >= NSIG) - return EINVAL; + { + if (ss) + __spin_unlock (&ss->lock); + return EINVAL; + } if (ss == NULL) { |