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authorunknown <sanja@montyprogram.com>2014-03-12 15:50:00 +0200
committerunknown <sanja@montyprogram.com>2014-03-12 15:50:00 +0200
commitcd29dc98216d822ad701d604b3eda886e1db2aaa (patch)
tree04f1a8fb398d60e9e07fad8488c005a0e99f0ade
parent5f5d2db1415cb32f03b39224267b83ac721ff68c (diff)
downloadmariadb-git-cd29dc98216d822ad701d604b3eda886e1db2aaa.tar.gz
MDEV-5717: Server crash with insert statement containing DEFAULT into view
Item_default_value::arg can be NULL so walk() should take it into consideration.
-rw-r--r--sql/item.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/item.h b/sql/item.h
index 798abb5112a..fd4b8cb3e14 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -2890,7 +2890,7 @@ public:
bool walk(Item_processor processor, bool walk_subquery, uchar *args)
{
- return arg->walk(processor, walk_subquery, args) ||
+ return (arg && arg->walk(processor, walk_subquery, args)) ||
(this->*processor)(args);
}