(code_convert_string): Give decode_coding correct byte

length of source text.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/coding.c b/src/coding.c
index 0152b327295..e94cee5e2de 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -4388,7 +4388,7 @@ code_convert_string (str, coding, encodep, nocopy)
             ? encode_coding (coding, XSTRING (str)->data + from,
                              buf + from, to_byte - from, len)
             : decode_coding (coding, XSTRING (str)->data + from,
-                             buf + from, to - from, len));
+                             buf + from, to_byte - from, len));
   if (! encodep && result == CODING_FINISH_INCONSISTENT_EOL)
     {
       /* We simple try to decode the whole string again but without