wma_afh.c: Use DIV_ROUND_UP().

This kills another open-coded instance of DIV_ROUND_UP().

diff --git a/wma_afh.c b/wma_afh.c
index 4c9d87e..af9ead7 100644 (file)
--- a/wma_afh.c
+++ b/wma_afh.c
@@ -68,7 +68,7 @@ static int put_utf8(uint32_t val, char *result)
                *out++ = in;
                return 1;
        }
-       bytes = (wma_log2(in) + 4) / 5;
+       bytes = DIV_ROUND_UP(wma_log2(in), 5);
        shift = (bytes - 1) * 6;
        *out++ = (256 - (256 >> bytes)) | (in >> shift);
        while (shift >= 6) {