From 1923663b12d44ff1bbf527a5b145a74fb5a751b7 Mon Sep 17 00:00:00 2001
From: Jeremy Harris <jgh146exb@wizmail.org>
Date: Wed, 8 Dec 2021 13:13:44 +0000
Subject: [PATCH] Errorcheck library call

---
 src/src/lookups/readsock.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/src/lookups/readsock.c b/src/src/lookups/readsock.c
index 06058ed17..61f729618 100644
--- a/src/src/lookups/readsock.c
+++ b/src/src/lookups/readsock.c
@@ -256,6 +256,11 @@ if (!cctx->tls_ctx)
 #endif
   {
   FILE * fp = fdopen(cctx->sock, "rb");
+  if (!fp)
+    {
+    log_write(0, LOG_MAIN|LOG_PANIC, "readsock fdopen: %s\n", strerror(errno));
+    goto out;
+    }
   ALARM(timeout);
   yield = cat_file(fp, NULL, eol);
   }
-- 
2.30.2