From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Mon, 20 Jun 2016 19:36:54 +0000 (-0400)
Subject: Add missing check for malloc failure in plpgsql_extra_checks_check_hook().
X-Git-Tag: REL9_6_BETA2~1
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1fe1204e87c467221277d1789f1a530a27e15bd2;p=postgresql

Add missing check for malloc failure in plpgsql_extra_checks_check_hook().

Per report from Andreas Seltenreich.  Back-patch to affected versions.

Report: <874m8nn0hv.fsf@elite.ansel.ydns.eu>
---

diff --git a/src/pl/plpgsql/src/pl_handler.c b/src/pl/plpgsql/src/pl_handler.c
index b4854ef6f0..36868fb273 100644
--- a/src/pl/plpgsql/src/pl_handler.c
+++ b/src/pl/plpgsql/src/pl_handler.c
@@ -110,6 +110,8 @@ plpgsql_extra_checks_check_hook(char **newvalue, void **extra, GucSource source)
 	}
 
 	myextra = (int *) malloc(sizeof(int));
+	if (!myextra)
+		return false;
 	*myextra = extrachecks;
 	*extra = (void *) myextra;