From: Michael Snyder <msnyder@vmware.com>
Date: Tue, 28 Jan 1997 23:55:28 +0000 (+0000)
Subject:         * blockframe.c: fix a null pointer ref in generic_get_saved_register
X-Git-Tag: gdb-4_18~6642
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b444216f2c5f842801fadf4515728d0327418ae3;p=external%2Fbinutils.git

    * blockframe.c: fix a null pointer ref in generic_get_saved_register
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 54209bc..a42970b 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+Tue Jan 28 15:54:13 1997  Michael Snyder  <msnyder@cleaver.cygnus.com>
+
+	* blockframe.c: fix a null pointer ref in generic_get_saved_register
+
 Tue Jan 28 15:39:50 1997  Geoffrey Noer  <noer@cygnus.com>
 
 	* mn10200-tdep.c (mn10200_frame_chain): get basic backtracing
diff --git a/gdb/blockframe.c b/gdb/blockframe.c
index bcc9e0f..d10bdd3 100644
--- a/gdb/blockframe.c
+++ b/gdb/blockframe.c
@@ -1051,7 +1051,7 @@ generic_get_saved_register (raw_buffer, optimized, addrp, frame, regnum, lval)
      the current frame itself: otherwise, we would be getting the
      previous frame's registers which were saved by the current frame.  */
 
-  while ((frame = frame->next) != NULL)
+  while (frame && ((frame = frame->next) != NULL))
     {
       if (PC_IN_CALL_DUMMY (frame->pc, frame->frame, frame->frame))
 	{