Do not close stdout on fuse_session_destroy()

If fuse_session_mount() fails (or was never called in the first place)
we end up with the default fd value which happens to be 0. It hurts
long-running processes, which lifetime extends beyond session's
lifetime.

diff --git a/lib/fuse_lowlevel.c b/lib/fuse_lowlevel.c
index 1dbe6ed3d3088f29fa5d21babc833be7827fd805..8889d2d6f20ac9d0ef50227111e3980e1e404bf7 100644 (file)
--- a/lib/fuse_lowlevel.c
+++ b/lib/fuse_lowlevel.c
@@ -2559,7 +2559,8 @@ void fuse_session_destroy(struct fuse_session *se)
        pthread_key_delete(se->pipe_key);
        pthread_mutex_destroy(&se->lock);
        free(se->cuse_data);
-       close(se->fd);
+       if (se->fd != -1)
+               close(se->fd);
        destroy_mount_opts(se->mo);
        free(se);
 }
@@ -2743,6 +2744,7 @@ struct fuse_session *fuse_session_new(struct fuse_args *args,
                fprintf(stderr, "fuse: failed to allocate fuse object\n");
                goto out1;
        }
+       se->fd = -1;
        se->conn.max_write = UINT_MAX;
        se->conn.max_readahead = UINT_MAX;