Add offset variable to zip_read_data_zipx_zstd

diff --git a/libarchive/archive_read_support_format_zip.c b/libarchive/archive_read_support_format_zip.c
index 178122d62c374d5888c8d2c050c470906fcebac4..251b193ff83ea4bd38f3b030025b96ef71a462ae 100644 (file)
--- a/libarchive/archive_read_support_format_zip.c
+++ b/libarchive/archive_read_support_format_zip.c
@@ -2367,6 +2367,8 @@ zip_read_data_zipx_zstd(struct archive_read *a, const void **buff,
        ZSTD_outBuffer out;
        ZSTD_inBuffer in;
 
+       (void) offset; /* UNUSED */
+
        /* Initialize decompression context if we're here for the first time. */
        if(!zip->decompress_init) {
                r = zipx_zstd_init(a, zip);