open_transformer: do not duplicate "<program> -cf -"

   text    data     bss     dec     hex filename
 677858     738    7236  685832   a7708 busybox_old
 677804     738    7236  685778   a76d2 busybox_unstripped

1 files changed, 1 insertions, 1 deletions

diff --git a/archival/rpm.c b/archival/rpm.c
index f078aea10..41b8c81b2 100644
--- a/archival/rpm.c
+++ b/archival/rpm.c
@@ -237,7 +237,7 @@ static void extract_cpio_gz(int fd)
         }
 
         xchdir("/"); /* Install RPM's to root */
-        archive_handle->src_fd = open_transformer(archive_handle->src_fd, xformer, xformer_prog, xformer_prog, "-cf", "-", NULL);
+        archive_handle->src_fd = open_transformer(archive_handle->src_fd, xformer, xformer_prog);
         archive_handle->offset = 0;
         while (get_header_cpio(archive_handle) == EXIT_SUCCESS)
                 continue;