From: Sergey Kitov <sergey.kitov@open-xchange.com>
Date: Tue, 21 Nov 2017 11:27:18 +0000 (+0200)
Subject: lib: Call prctl(PR_SET_DUMPABLE) only when PR_SET_DUMPABLE env variable is set
X-Git-Tag: 2.3.0.rc1~297
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=df65573ad2999461f6bb93e035e54058d8c249a4;p=thirdparty%2Fdovecot%2Fcore.git

lib: Call prctl(PR_SET_DUMPABLE) only when PR_SET_DUMPABLE env variable is set
---

diff --git a/src/lib/restrict-access.c b/src/lib/restrict-access.c
index ba97fd51a7..6661a42db7 100644
--- a/src/lib/restrict-access.c
+++ b/src/lib/restrict-access.c
@@ -479,8 +479,10 @@ const char *restrict_access_get_current_chroot(void)
 void restrict_access_allow_coredumps(bool allow ATTR_UNUSED)
 {
 #ifdef HAVE_PR_SET_DUMPABLE
-	if (prctl(PR_SET_DUMPABLE, allow ? 1 : 0, 0, 0, 0) < 0)
-		i_error("prctl(PR_SET_DUMPABLE) failed: %m");
+	if (getenv("PR_SET_DUMPABLE") != NULL) {
+		if (prctl(PR_SET_DUMPABLE, allow ? 1 : 0, 0, 0, 0) < 0)
+			i_error("prctl(PR_SET_DUMPABLE) failed: %m");
+	}
 #endif
 }