From: Pavel Raiskup <praiskup@redhat.com>
Date: Mon, 16 Jan 2017 11:45:03 +0000 (+0100)
Subject: libltdl: handle ENOMEM in lt_dlloader_remove()
X-Git-Tag: v2.4.7~31
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f003a1f96e67f3cb823c1c7081efab445e3f0c83;p=thirdparty%2Flibtool.git

libltdl: handle ENOMEM in lt_dlloader_remove()

Reported by Alexander Hass.

* libltdl/lt_dlloader.c (lt_dlloader_remove): Detect NULL return
value from lt_dlinterface_register.
---

diff --git a/NO-THANKS b/NO-THANKS
index 5aba7c89a..c59662c09 100644
--- a/NO-THANKS
+++ b/NO-THANKS
@@ -30,6 +30,7 @@ note to the bug-report mailing list (as seen at end of e.g., libtool --help).
 Akim Demaille			akim@epita.fr
 !Albert Chin
 Albert Chin-A-Young		china@thewrittenword.com
+Alexander Hass			alexander.hass@sap.com
 Andreas Schwab			schwab@suse.de
 Brian Barrett			brbarret@osl.iu.edu
 !Brian W. Barret
diff --git a/libltdl/lt_dlloader.c b/libltdl/lt_dlloader.c
index ba103c037..dbc645d24 100644
--- a/libltdl/lt_dlloader.c
+++ b/libltdl/lt_dlloader.c
@@ -168,6 +168,10 @@ lt_dlloader_remove (const char *name)
 
   /* Fail if there are any open modules that use this loader.  */
   iface = lt_dlinterface_register (id_string, NULL);
+  if (!iface)
+    /* No memory, error is already set. */
+    return 0;
+
   while ((handle = lt_dlhandle_iterate (iface, handle)))
     {
       lt_dlhandle cur = handle;