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Avoid null pointer mysql connection access #4076

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merged 1 commit into from
Jan 12, 2023
Merged

Avoid null pointer mysql connection access #4076

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16 changes: 9 additions & 7 deletions lib/MySQL_Monitor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -317,14 +317,16 @@ MYSQL * MySQL_Monitor_Connection_Pool::get_connection(char *hostname, int port,
break;
}
#ifdef DEBUG
for (unsigned int j=0; j<conns->len; j++) {
MYSQL *my1 = (MYSQL *)conns->index(j);
assert(my!=my1);
assert(my->net.fd!=my1->net.fd);
}
//proxy_info("Registering MYSQL with FD %d from mmsd %p and MYSQL %p\n", my->net.fd, mmsd, my);
if (my)
if (my) {
for (unsigned int j=0; j<conns->len; j++) {
MYSQL *my1 = (MYSQL *)conns->index(j);
assert(my!=my1);
assert(my->net.fd!=my1->net.fd);
}
//proxy_info("Registering MYSQL with FD %d from mmsd %p and MYSQL %p\n", my->net.fd, mmsd, my);

conns->add(my);
}
#endif // DEBUG
}
#ifdef DEBUG
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