diff options
Diffstat (limited to 'sys/kern/sys_process.c')
| -rw-r--r-- | sys/kern/sys_process.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c index 3e38319..bdecbf3 100644 --- a/sys/kern/sys_process.c +++ b/sys/kern/sys_process.c @@ -525,8 +525,8 @@ kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, int data) case PT_STEP: case PT_CONTINUE: case PT_DETACH: - /* XXX data is used even in the PT_STEP case. */ - if (req != PT_STEP && (unsigned)data > _SIG_MAXSIG) { + /* Zero means do not send any signal */ + if (data < 0 || data > _SIG_MAXSIG) { error = EINVAL; goto fail; } |
