change calc bytes per line parms const

diff --git a/src/kds_s2000w_handler.c b/src/kds_s2000w_handler.c
index cc463f57a107d23722355b7e572f8b10b8357c84..6f8aec72d2a410755fa6d1b260d6bd8548536e5a 100644 (file)
--- a/src/kds_s2000w_handler.c
+++ b/src/kds_s2000w_handler.c
@@ -114,7 +114,7 @@ blobdata_t* _kds_s2000w_handler_move_image(handler_t* h)
        return scanner_image;
 }
 
-uint32_t _kds_s2000w_handler_calc_bytes_per_line(metadata_t* params)
+uint32_t _kds_s2000w_handler_calc_bytes_per_line(const metadata_t* params)
 {
        uint8_t channels = 1;
        if (params->format == 1)