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-rw-r--r--strings/my_vsnprintf.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/strings/my_vsnprintf.c b/strings/my_vsnprintf.c
index 4178b20789d..75514a90925 100644
--- a/strings/my_vsnprintf.c
+++ b/strings/my_vsnprintf.c
@@ -168,8 +168,7 @@ static char *backtick_string(CHARSET_INFO *cs, char *to, const char *end,
for ( ; par < par_end; par+= char_len)
{
uchar c= *(uchar *) par;
- if (!(char_len= my_mbcharlen(cs, c)))
- char_len= 1;
+ char_len= my_charlen_fix(cs, par, par_end);
if (char_len == 1 && c == (uchar) quote_char )
{
if (start + 1 >= end)