File 0004-Backport-r1593600-from-1.6.patch of Package libapr1

From dc099b699dc673f61a7a130d83e63a2c8c06f5bb Mon Sep 17 00:00:00 2001
From: Stefan Fritsch <sf@apache.org>
Date: Fri, 9 May 2014 19:55:08 +0000
Subject: [PATCH 04/13] Backport r1593600 from 1.6: Backport r1438940 from
 trunk:

    Don't leak memnodes in apr_pvsprintf() if out of memory and no pool abort
    function is set



git-svn-id: https://svn.apache.org/repos/asf/apr/apr/branches/1.5.x@1593610 13f79535-47bb-0310-9956-ffa450edef68
---
 memory/unix/apr_pools.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/memory/unix/apr_pools.c b/memory/unix/apr_pools.c
index 5c1a1ff..20e4254 100644
--- a/memory/unix/apr_pools.c
+++ b/memory/unix/apr_pools.c
@@ -1135,21 +1135,12 @@ APR_DECLARE(char *) apr_pvsprintf(apr_pool_t *pool, const char *fmt, va_list ap)
      * room to hold the NUL terminator.
      */
     if (ps.node->first_avail == ps.node->endp) {
-        if (psprintf_flush(&ps.vbuff) == -1) {
-            if (pool->abort_fn) {
-                pool->abort_fn(APR_ENOMEM);
-            }
-
-            return NULL;
-        }
+        if (psprintf_flush(&ps.vbuff) == -1)
+           goto error;
     }
 
-    if (apr_vformatter(psprintf_flush, &ps.vbuff, fmt, ap) == -1) {
-        if (pool->abort_fn)
-            pool->abort_fn(APR_ENOMEM);
-
-        return NULL;
-    }
+    if (apr_vformatter(psprintf_flush, &ps.vbuff, fmt, ap) == -1)
+        goto error;
 
     strp = ps.vbuff.curpos;
     *strp++ = '\0';
@@ -1195,6 +1186,15 @@ APR_DECLARE(char *) apr_pvsprintf(apr_pool_t *pool, const char *fmt, va_list ap)
     list_insert(active, node);
 
     return strp;
+
+error:
+    if (pool->abort_fn)
+        pool->abort_fn(APR_ENOMEM);
+    if (ps.got_a_new_node) {
+        ps.node->next = ps.free;
+        allocator_free(pool->allocator, ps.node);
+    }
+    return NULL;
 }
 
 
-- 
2.0.4