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-rw-r--r--sql/item_strfunc.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/item_strfunc.cc b/sql/item_strfunc.cc
index 7434f6bd57b..a4d04253dd7 100644
--- a/sql/item_strfunc.cc
+++ b/sql/item_strfunc.cc
@@ -2169,7 +2169,7 @@ String *Item_func_quote::val_str(String *str)
new_length= arg_length+2; /* for beginning and ending ' signs */
for (from= (char*) arg->ptr(), end= from + arg_length; from < end; from++)
- new_length+= get_esc_bit(escmask, *from);
+ new_length+= get_esc_bit(escmask, (uchar) *from);
/*
We have to use realloc() instead of alloc() as we want to keep the