diffcore-rename.c: avoid set-but-not-used warning

diff --git a/ident.c b/ident.c
index 1c4adb0a9a7e94936ba64d286cedd65f4b8255a6..8e56b5e941e85c9634d420a3e8140c328bca9c30 100644 (file)
--- a/ident.c
+++ b/ident.c
@@ -34,6 +34,7 @@ static void copy_gecos(const struct passwd *w, char *name, size_t sz)
                        *dst++ = toupper(*w->pw_name);
                        memcpy(dst, w->pw_name + 1, nlen - 1);
                        dst += nlen - 1;
+                       len += nlen;
                }
        }
        if (len < sz)