tools/firmware-utils: allow to create buffalo tags w/o hw version

[openwrt.git] / tools / firmware-utils / src / buffalo-tag.c

diff --git a/tools/firmware-utils/src/buffalo-tag.c b/tools/firmware-utils/src/buffalo-tag.c
index e3f7625..bb76342 100644 (file)
--- a/tools/firmware-utils/src/buffalo-tag.c
+++ b/tools/firmware-utils/src/buffalo-tag.c
@@ -97,7 +97,9 @@ static int check_params(void)
        CHECKSTR(major, "major version", TAG_VERSION_LEN);
        CHECKSTR(minor, "minor version", TAG_VERSION_LEN);
        CHECKSTR(language, "language", TAG_LANGUAGE_LEN);
-       CHECKSTR(hwver, "hardware version", 2);
+
+       if (hwver)
+               CHECKSTR(hwver, "hardware version", 2);
 
        if (num_regions == 0) {
                ERR("no region code specified");