patch-2.4.7 linux/arch/alpha/kernel/ptrace.c

• Lines: 34
• Date: Fri Jul 20 12:39:55 2001
• Orig file: v2.4.6/linux/arch/alpha/kernel/ptrace.c
• Orig date: Fri Feb 9 11:29:44 2001

diff -u --recursive --new-file v2.4.6/linux/arch/alpha/kernel/ptrace.c linux/arch/alpha/kernel/ptrace.c
@@ -264,32 +264,7 @@
 	if (!child)
 		goto out_notsk;
 	if (request == PTRACE_ATTACH) {
-		ret = -EPERM;
-		if (child == current)
-			goto out;
-		if ((!child->dumpable ||
-		     (current->uid != child->euid) ||
-		     (current->uid != child->suid) ||
-		     (current->uid != child->uid) ||
-		     (current->gid != child->egid) ||
-		     (current->gid != child->sgid) ||
-		     (current->gid != child->gid) ||
-		     (!cap_issubset(child->cap_permitted, current->cap_permitted)))
-		    && !capable(CAP_SYS_PTRACE))
-			goto out;
-		/* the same process cannot be attached many times */
-		if (child->ptrace & PT_PTRACED)
-			goto out;
-		child->ptrace |= PT_PTRACED;
-		write_lock_irq(&tasklist_lock);
-		if (child->p_pptr != current) {
-			REMOVE_LINKS(child);
-			child->p_pptr = current;
-			SET_LINKS(child);
-		}
-		write_unlock_irq(&tasklist_lock);
-		send_sig(SIGSTOP, child, 1);
-		ret = 0;
+		ret = ptrace_attach(child);
 		goto out;
 	}
 	ret = -ESRCH;