From: Ben Gras <ben@minix3.org>
Date: Fri, 23 Feb 2007 13:01:55 +0000 (+0000)
Subject: Don't allow sys_kill to SELF alltogether.
X-Git-Tag: v3.1.3~59
X-Git-Url: http://zhaoyanbai.com/repos/?a=commitdiff_plain;h=238ae978baa8b9fd437ca0b88b814f8e3b4b7299;p=minix.git

Don't allow sys_kill to SELF alltogether.
---

diff --git a/kernel/system/do_kill.c b/kernel/system/do_kill.c
index e102bed2f..f5d1d8685 100644
--- a/kernel/system/do_kill.c
+++ b/kernel/system/do_kill.c
@@ -30,22 +30,15 @@ message *m_ptr;			/* pointer to request message */
   int sig_nr = m_ptr->SIG_NUMBER;
 
   proc_nr_e= m_ptr->SIG_ENDPT;
-	
-  if (proc_nr_e == SELF)
-	proc_nr_e= m_ptr->m_source;
 
   if (!isokendpt(proc_nr_e, &proc_nr)) return(EINVAL);
-
   if (sig_nr > _NSIG) return(EINVAL);
   if (iskerneln(proc_nr)) return(EPERM);
 
   /* Set pending signal to be processed by the PM. */
   cause_sig(proc_nr, sig_nr);
-  if (sig_nr == SIGKILL) {
+  if (sig_nr == SIGKILL)
 	clear_endpoint(proc_addr(proc_nr));
-	if(m_ptr->SIG_ENDPT == SELF)
-		return EDONTREPLY;
-  }
   return(OK);
 }