[PATCH 6/9] Use enqueue_pending_signal in linux_resume_one_thread

[Yao Qi <qiyaoltc@gmail.com>]

gdb/gdbserver:

2016-06-29  Yao Qi  <yao.qi@linaro.org>

	* linux-low.c (linux_resume_one_thread): Call
	enqueue_pending_signal.
---
 gdb/gdbserver/linux-low.c | 20 +++++++++-----------
 1 file changed, 9 insertions(+), 11 deletions(-)

diff --git a/gdb/gdbserver/linux-low.c b/gdb/gdbserver/linux-low.c
index 941b0e8..8061758 100644
--- a/gdb/gdbserver/linux-low.c
+++ b/gdb/gdbserver/linux-low.c
@@ -4917,21 +4917,19 @@ linux_resume_one_thread (struct inferior_list_entry *entry, void *arg)
       /* If we have a new signal, enqueue the signal.  */
       if (lwp->resume->sig != 0)
 	{
-	  struct pending_signals *p_sig = XCNEW (struct pending_signals);
-
-	  p_sig->prev = lwp->pending_signals;
-	  p_sig->signal = lwp->resume->sig;
+	  siginfo_t info, *info_p;
 
 	  /* If this is the same signal we were previously stopped by,
-	     make sure to queue its siginfo.  We can ignore the return
-	     value of ptrace; if it fails, we'll skip
-	     PTRACE_SETSIGINFO.  */
+	     make sure to queue its siginfo.  */
 	  if (WIFSTOPPED (lwp->last_status)
-	      && WSTOPSIG (lwp->last_status) == lwp->resume->sig)
-	    ptrace (PTRACE_GETSIGINFO, lwpid_of (thread), (PTRACE_TYPE_ARG3) 0,
-		    &p_sig->info);
+	      && WSTOPSIG (lwp->last_status) == lwp->resume->sig
+	      && ptrace (PTRACE_GETSIGINFO, lwpid_of (thread),
+			 (PTRACE_TYPE_ARG3) 0, &info) == 0)
+	    info_p = &info;
+	  else
+	    info_p = NULL;
 
-	  lwp->pending_signals = p_sig;
+	  enqueue_pending_signal (lwp, lwp->resume->sig, info_p);
 	}
     }
 
-- 
1.9.1