Only backup if osuffix is set

- This can happen on %ghost files, fsm->ossufix is never set for them.
  Arguably this is a bug in the file disposition calculations but for now...

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/fsm.c b/lib/fsm.c
index 773261197..7afe0144e 100644
--- a/lib/fsm.c
+++ b/lib/fsm.c
@@ -1527,7 +1527,8 @@ static int fsmBackup(FSM_t fsm)
 {
     int rc = 0;
 
-    if (fsm->action == FA_SAVE || fsm->action == FA_BACKUP) {
+    /* FIXME: %ghost can have backup action but no suffix */
+    if ((fsm->action == FA_SAVE || fsm->action == FA_BACKUP) && fsm->osuffix) {
         char * opath = fsmFsPath(fsm, S_ISDIR(fsm->sb.st_mode), NULL);
         char * path = fsmFsPath(fsm, 0, fsm->osuffix);
         rc = fsmRename(opath, path, fsm->mapFlags);