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authorSergei Golubchik <serg@mariadb.org>2018-02-06 14:50:50 +0100
committerSergei Golubchik <serg@mariadb.org>2018-02-06 14:50:50 +0100
commit4771ae4b22d2bdef0aafc563570c71d4636a2493 (patch)
treed115bd7c68b1e6feab68ff6fcd547e0c86c79296 /sql/sql_partition.cc
parent60f51af755ea9d07c20a596ba21de184816fa265 (diff)
parent0c25e58db6b045df92c209d396031cac5b528bbf (diff)
downloadmariadb-git-4771ae4b22d2bdef0aafc563570c71d4636a2493.tar.gz
Merge branch 'github/10.1' into 10.2
Diffstat (limited to 'sql/sql_partition.cc')
-rw-r--r--sql/sql_partition.cc10
1 files changed, 8 insertions, 2 deletions
diff --git a/sql/sql_partition.cc b/sql/sql_partition.cc
index fd8d23f5187..1376115e77c 100644
--- a/sql/sql_partition.cc
+++ b/sql/sql_partition.cc
@@ -4431,8 +4431,14 @@ uint prep_alter_part_table(THD *thd, TABLE *table, Alter_info *alter_info,
!thd->lex->part_info->num_columns)
thd->lex->part_info->num_columns= 1; // to make correct clone
- if ((thd->work_part_info= thd->lex->part_info) &&
- !(thd->work_part_info= thd->lex->part_info->get_clone(thd)))
+ /*
+ One of these is done in handle_if_exists_option():
+ thd->work_part_info= thd->lex->part_info;
+ or
+ thd->work_part_info= NULL;
+ */
+ if (thd->work_part_info &&
+ !(thd->work_part_info= thd->work_part_info->get_clone(thd)))
DBUG_RETURN(TRUE);
/* ALTER_ADMIN_PARTITION is handled in mysql_admin_table */