From 832fc23b02eb762ee99aa3dcdfd587e18f30dff8 Mon Sep 17 00:00:00 2001
From: shaojinchun <shaojinchun@rt-thread.com>
Date: Sun, 31 Mar 2019 14:24:58 +0800
Subject: [PATCH] fix dlmodule_load(): return immediately when open file fail

---
 components/libc/libdl/dlmodule.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/components/libc/libdl/dlmodule.c b/components/libc/libdl/dlmodule.c
index 0029c01728..14cbfe4cfb 100644
--- a/components/libc/libdl/dlmodule.c
+++ b/components/libc/libdl/dlmodule.c
@@ -442,6 +442,10 @@ struct rt_dlmodule* dlmodule_load(const char* filename)
         close(fd);
         fd = -1;
     }
+    else
+    {
+        goto __exit;
+    }
 
     /* check ELF header */
     if (rt_memcmp(elf_module->e_ident, RTMMAG, SELFMAG) != 0 &&