diff --git a/update-index.c b/update-index.c
index ade1ee72ebbe5e6b84a0c6645ff2043b831bdfef..b825a11d2f6d8a53f5e42e4f157ba036a13edb59 100644 (file)
--- a/update-index.c
+++ b/update-index.c
update_one(buf.buf, prefix, prefix_length);
}
}
- if (write_cache(newfd, active_cache, active_nr) ||
- commit_index_file(&cache_file))
- die("Unable to write new cachefile");
+ if (active_cache_changed) {
+ if (write_cache(newfd, active_cache, active_nr) ||
+ commit_index_file(&cache_file))
+ die("Unable to write new cachefile");
+ }
return has_errors ? 1 : 0;
}