diff options
| author | Poul-Henning Kamp <phk@FreeBSD.org> | 1997-11-06 19:29:57 +0000 |
|---|---|---|
| committer | Poul-Henning Kamp <phk@FreeBSD.org> | 1997-11-06 19:29:57 +0000 |
| commit | cb226aaa624a8d8e6c7c5f9aaaa1b415f0e2cf4d (patch) | |
| tree | 41d30ac216370f1121c6fc84569ee33e9be285d6 /sys/kern/sys_process.c | |
| parent | c62a76ba79b3368c05aae26e78a7631283e13307 (diff) | |
Notes
Diffstat (limited to 'sys/kern/sys_process.c')
| -rw-r--r-- | sys/kern/sys_process.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c index 364fc9bc4def..9ae7569945f7 100644 --- a/sys/kern/sys_process.c +++ b/sys/kern/sys_process.c @@ -28,7 +28,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: sys_process.c,v 1.29 1997/04/27 21:26:29 alex Exp $ + * $Id: sys_process.c,v 1.30 1997/09/02 20:05:53 bde Exp $ */ #include <sys/param.h> @@ -201,10 +201,9 @@ struct ptrace_args { #endif int -ptrace(curp, uap, retval) +ptrace(curp, uap) struct proc *curp; struct ptrace_args *uap; - int *retval; { struct proc *p; struct iovec iov; @@ -304,7 +303,7 @@ ptrace(curp, uap, retval) */ write = 0; - *retval = 0; + p->p_retval[0] = 0; switch (uap->req) { case PT_TRACE_ME: @@ -381,7 +380,7 @@ ptrace(curp, uap, retval) case PT_READ_I: case PT_READ_D: /* write = 0 set above */ - iov.iov_base = write ? (caddr_t)&uap->data : (caddr_t)retval; + iov.iov_base = write ? (caddr_t)&uap->data : (caddr_t)p->p_retval; iov.iov_len = sizeof(int); uio.uio_iov = &iov; uio.uio_iovcnt = 1; @@ -415,9 +414,9 @@ ptrace(curp, uap, retval) if (p->p_flag & P_INMEM) { p->p_addr->u_kproc.kp_proc = *p; fill_eproc (p, &p->p_addr->u_kproc.kp_eproc); - *retval = *(int*)((u_int)p->p_addr + (u_int)uap->addr); + p->p_retval[0] = *(int*)((u_int)p->p_addr + (u_int)uap->addr); } else { - *retval = 0; + p->p_retval[0] = 0; error = EFAULT; } PRELE(p); |