X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/7ddcb079202367355dddccdfa4318e57d50318be..13f56ec4e58bf8687e2a68032c093c0213dd519b:/bsd/kern/mach_process.c

diff --git a/bsd/kern/mach_process.c b/bsd/kern/mach_process.c
index 5294122ff..7ec55c799 100644
--- a/bsd/kern/mach_process.c
+++ b/bsd/kern/mach_process.c
@@ -325,14 +325,10 @@ ptrace(struct proc *p, struct ptrace_args *uap, int32_t *retval)
 			goto out;
 		}
 
+		/* force use of Mach SPIs (and task_for_pid security checks) to adjust PC */
 		if (uap->addr != (user_addr_t)1) {
-#if defined(ppc)
-#define ALIGNED(addr,size)	(((unsigned)(addr)&((size)-1))==0)
-			if (!ALIGNED((int)uap->addr, sizeof(int)))
-				return (ERESTART);
-#undef 	ALIGNED
-#endif
-			thread_setentrypoint(th_act, uap->addr);
+			error = ENOTSUP;
+			goto out;
 		}
 
 		if ((unsigned)uap->data >= NSIG) {