The logic of utf8_to_utf32_stream() is not easy to understand. Add a comment.

Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- lib/charset.c | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/lib/charset.c b/lib/charset.c index 89057ef7ce..2b43175b1d 100644 --- a/lib/charset.c +++ b/lib/charset.c @@ -570,6 +570,10 @@ int utf8_to_utf32_stream(u8 c, char *buffer) } if (pos == end) return 0; + /* + * Appending the byte lead to an invalid UTF-8 byte sequence. + * Consider it as the start of a new code sequence. + */ *buffer = 0; } }