From: Mark Wielaard <mjw@redhat.com>
Date: Tue, 14 Apr 2009 17:54:38 +0000 (+0200)
Subject: Only set sec in _stp_mod_sec_lookup when not NULL.
X-Git-Tag: release-0.9.6~24^2~1^2~1
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=4787e8398f4d0376f31cffc0771b71f5bbdd9d52;p=systemtap.git

Only set sec in _stp_mod_sec_lookup when not NULL.

* runtime/sym.c (_stp_mod_sec_lookup): Only set sec when not NULL.
---

diff --git a/runtime/sym.c b/runtime/sym.c
index a2cdd0ff1..fc9b2e806 100644
--- a/runtime/sym.c
+++ b/runtime/sym.c
@@ -150,7 +150,8 @@ static struct _stp_module *_stp_mod_sec_lookup(unsigned long addr,
 	if (user != NULL)
 	  {
 	    m = (struct _stp_module *)user;
-	    *sec = &m->sections[0]; // XXX check actual section and relocate
+	    if (sec)
+	      *sec = &m->sections[0]; // XXX check actual section and relocate
 	    dbug_sym(1, "found section %s in module %s at 0x%lx\n",
 		     m->sections[0].name, m->name, vm_start);
 	    if (strcmp(".dynamic", m->sections[0].name) == 0)