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Safety fix to previous patch

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Monty 2016-08-30 09:16:50 +03:00
parent bbfb5d7c74
commit 4ca7b226c0
1 changed files with 2 additions and 2 deletions
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4
sql/wsrep_var.cc
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@ -356,11 +356,11 @@ bool wsrep_cluster_address_check (sys_var *self, THD* thd, set_var* var)
char addr_buf[FN_REFLEN];
if ((! var->save_result.string_value.str) ||
(var->save_result.string_value.length > (FN_REFLEN - 1))) // safety
(var->save_result.string_value.length >= sizeof(addr_buf))) // safety
goto err;
strmake(addr_buf, var->save_result.string_value.str,
sizeof(addr_buf)-1);
MY_MIN(sizeof(addr_buf)-1, var->save_result.string_value.length));
if (!wsrep_cluster_address_verify(addr_buf))
return 0;