lib: Add logging of prctl(PR_SET_DUMPABLE) failure.

diff --git a/src/lib/restrict-access.c b/src/lib/restrict-access.c
index 194c143a489ca7c223a58d82c1f978a4278719a7..5f2e595c5131aba690313310d28e88b6a8e56663 100644 (file)
--- a/src/lib/restrict-access.c
+++ b/src/lib/restrict-access.c
@@ -480,7 +480,8 @@ 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, 0, 0, 0);
+       if (prctl(PR_SET_DUMPABLE, allow ? 1 : 0, 0, 0, 0) < 0)
+               i_error("prctl(PR_SET_DUMPABLE) failed: %m");
 #endif
 }