1 files changed, 4 insertions, 1 deletions
diff --git a/linenoise/linenoise.c b/linenoise/linenoise.c
index cdb21087..bc27e0c5 100644
--- a/linenoise/linenoise.c
+++ b/linenoise/linenoise.c
@@ -945,10 +945,13 @@ char *linenoise(lino_t *ls, const char *prompt)
     int count;
 
     if (!isatty(ls->ifd)) {
-        FILE *fi = fdopen(ls->ifd, "r");
+        int fd = dup(ls->ifd);
+        FILE *fi = (fd > 0) ? fdopen(fd, "r") : 0;
 
         if (!fi) {
             ls->error = lino_error;
+            if (fd > 0)
+                close(fd);
             return 0;
         }