1 files changed, 2 insertions, 0 deletions
diff --git a/process.c b/process.c
index 081e927bab..07ad06e178 100644
--- a/process.c
+++ b/process.c
@@ -1863,6 +1863,8 @@ save_redirect_fd(int fd, VALUE save, char *errmsg, size_t errmsg_buflen)
         VALUE newary;
         int save_fd = redirect_dup(fd);
         if (save_fd == -1) {
+            if (errno == EBADF)
+                return 0;
             ERRMSG("dup");
             return -1;
         }