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authorunknown <sanja@askmonty.org>2013-03-14 19:07:20 +0200
committerunknown <sanja@askmonty.org>2013-03-14 19:07:20 +0200
commitecd4bf62d439b300facb4d5758c4670e6c96b7c5 (patch)
tree38a90b75bb728965cc7a60a0f631a7fd7449ef53 /sql/item_strfunc.cc
parentde5d2550af51593513e3770f109380dcf85979ef (diff)
downloadmariadb-git-ecd4bf62d439b300facb4d5758c4670e6c96b7c5.tar.gz
MDEV-4272 fix.
Incorrect NULL value handling in Item_func_conv_charset fixed.
Diffstat (limited to 'sql/item_strfunc.cc')
-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 c0a6120b361..e71663a2559 100644
--- a/sql/item_strfunc.cc
+++ b/sql/item_strfunc.cc
@@ -2987,7 +2987,7 @@ String *Item_func_conv_charset::val_str(String *str)
return null_value ? 0 : &str_value;
String *arg= args[0]->val_str(str);
uint dummy_errors;
- if (!arg)
+ if (args[0]->null_value)
{
null_value=1;
return 0;