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| author | jhb <jhb@FreeBSD.org> | 2001-03-07 03:37:06 +0000 |
|---|---|---|
| committer | jhb <jhb@FreeBSD.org> | 2001-03-07 03:37:06 +0000 |
| commit | 9cd254601baefc2dc9c953abe9747717374ff8b1 (patch) | |
| tree | ac4298224e8af28e8b2f904a43a2925c21dfc798 /sys/compat/linprocfs | |
| parent | ace71d59bf35fa6d911520ec855d0100773422a8 (diff) | |
| download | FreeBSD-src-9cd254601baefc2dc9c953abe9747717374ff8b1.zip FreeBSD-src-9cd254601baefc2dc9c953abe9747717374ff8b1.tar.gz | |
Grab the process lock while calling psignal and before calling psignal.
Diffstat (limited to 'sys/compat/linprocfs')
| -rw-r--r-- | sys/compat/linprocfs/linprocfs_vnops.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/compat/linprocfs/linprocfs_vnops.c b/sys/compat/linprocfs/linprocfs_vnops.c index 55e3f52..722544a 100644 --- a/sys/compat/linprocfs/linprocfs_vnops.c +++ b/sys/compat/linprocfs/linprocfs_vnops.c @@ -300,13 +300,13 @@ linprocfs_ioctl(ap) PROC_UNLOCK(procp); return EINVAL; /* Can only start a stopped process */ } - PROC_UNLOCK(procp); if ((signo = *(int*)ap->a_data) != 0) { - if (signo >= NSIG || signo <= 0) + if (signo >= NSIG || signo <= 0) { + PROC_UNLOCK(procp); return EINVAL; + } psignal(procp, signo); } - PROC_LOCK(procp); procp->p_step = 0; PROC_UNLOCK(procp); wakeup(&procp->p_step); |
