From: Sergey Kitov <sergey.kitov@open-xchange.com>
Date: Wed, 22 Nov 2017 09:34:47 +0000 (+0200)
Subject: lib: Add logging of prctl(PR_SET_DUMPABLE) failure.
X-Git-Tag: 2.3.0.rc1~298
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f5cc54027974fac157b3dadfa93e551ad7c56b97;p=thirdparty%2Fdovecot%2Fcore.git

lib: Add logging of prctl(PR_SET_DUMPABLE) failure.
---

diff --git a/src/lib/restrict-access.c b/src/lib/restrict-access.c
index 7441cef11f..ba97fd51a7 100644
--- a/src/lib/restrict-access.c
+++ b/src/lib/restrict-access.c
@@ -479,7 +479,8 @@ const char *restrict_access_get_current_chroot(void)
 void restrict_access_allow_coredumps(bool allow ATTR_UNUSED)
 {
 #ifdef HAVE_PR_SET_DUMPABLE
-	(void)prctl(PR_SET_DUMPABLE, allow ? 1 : 0, 0, 0, 0);
+	if (prctl(PR_SET_DUMPABLE, allow ? 1 : 0, 0, 0, 0) < 0)
+		i_error("prctl(PR_SET_DUMPABLE) failed: %m");
 #endif
 }