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-rw-r--r--sql/sql_acl.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc
index 310ac16e927..6148df13902 100644
--- a/sql/sql_acl.cc
+++ b/sql/sql_acl.cc
@@ -1936,7 +1936,7 @@ static int replace_table_table(THD *thd, GRANT_TABLE *grant_table,
ulong rights, ulong col_rights,
bool revoke_grant)
{
- char grantor[HOSTNAME_LENGTH+1+USERNAME_LENGTH];
+ char grantor[HOSTNAME_LENGTH+USERNAME_LENGTH+2];
int old_row_exists = 1;
int error=0;
ulong store_table_rights, store_col_rights;