lib: Add logging of prctl(PR_SET_DUMPABLE) failure.

diff --git a/src/lib/restrict-access.c b/src/lib/restrict-access.c
index 7441cef11f769d61c52bcc903e80203a390ca395..ba97fd51a7950a943695ed45b95f29892a043304 100644 (file)
--- 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
 }