From d71bfb961426279dbb4f943b33f4dab5f054be6d Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Sun, 31 Jan 2021 10:03:46 +0100
Subject: [PATCH] LibC: Fix bad error check after open() in dlopen()

---
 Userland/Libraries/LibC/dlfcn.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Userland/Libraries/LibC/dlfcn.cpp b/Userland/Libraries/LibC/dlfcn.cpp
index 5bbbaaacda..bcf6de70ae 100644
--- a/Userland/Libraries/LibC/dlfcn.cpp
+++ b/Userland/Libraries/LibC/dlfcn.cpp
@@ -78,7 +78,7 @@ void* dlopen(const char* filename, int flags)
     }
 
     int fd = open(filename, O_RDONLY);
-    if (!fd) {
+    if (fd < 0) {
         g_dlerror_msg = String::formatted("Unable to open file {}", filename);
         return nullptr;
     }