diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index ddad6f0ec2f2..ef9fa2eb54ed 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,7 @@
+2018-01-25  Ian Lance Taylor  <iant@golang.org>
+
+	* pecoff.c (coff_add): Only release syms_view if it is valid.
+
 2018-01-25  Ian Lance Taylor  <iant@golang.org>
 
 	* pecoff.c (coff_add): Another memcpy -> coff_read4 fix.
diff --git a/libbacktrace/pecoff.c b/libbacktrace/pecoff.c
index 015887731a06..85737d61d496 100644
--- a/libbacktrace/pecoff.c
+++ b/libbacktrace/pecoff.c
@@ -804,8 +804,11 @@ coff_add (struct backtrace_state *state, int descriptor,
 
   backtrace_release_view (state, &sects_view, error_callback, data);
   sects_view_valid = 0;
-  backtrace_release_view (state, &syms_view, error_callback, data);
-  syms_view_valid = 0;
+  if (syms_view_valid)
+    {
+      backtrace_release_view (state, &syms_view, error_callback, data);
+      syms_view_valid = 0;
+    }
 
   /* Read all the debug sections in a single view, since they are
      probably adjacent in the file.  We never release this view.  */