Fix incorrect if condition in CCore::Daemonize().

diff --git a/src/Core.cpp b/src/Core.cpp
index cf4d5effea9a15303db7a96598f3fb6979afc3bb..0e0ce6ad8abdfb9d36999d24a36da02c99c291ca 100644 (file)
--- a/src/Core.cpp
+++ b/src/Core.cpp
@@ -2350,7 +2350,7 @@ bool CCore::Daemonize(void) {
        }
 
        fd = open("/dev/null", O_RDWR);
-       if (fd) {
+       if (fd >= 0) {
                if (fd != 0) {
                        dup2(fd, 0);
                }