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fix null pointer deref

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This commit is contained in:
Anatol Belski 2014-09-07 20:26:01 +02:00
parent e254ba32d5
commit 5661a1ba0b
1 changed files with 2 additions and 2 deletions
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4
ext/mysqlnd/mysqlnd.c
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@ -2804,12 +2804,12 @@ MYSQLND_METHOD(mysqlnd_conn_data, tx_begin)(MYSQLND_CONN_DATA * conn, const unsi
smart_str_free(&tmp_str);
break;
} else if (mode & TRANS_START_READ_WRITE) {
if (tmp_str.s->len) {
if (tmp_str.s && tmp_str.s->len) {
smart_str_appendl(&tmp_str, ", ", sizeof(", ") - 1);
}
smart_str_appendl(&tmp_str, "READ WRITE", sizeof("READ WRITE") - 1);
} else if (mode & TRANS_START_READ_ONLY) {
if (tmp_str.s->len) {
if (tmp_str.s && tmp_str.s->len) {
smart_str_appendl(&tmp_str, ", ", sizeof(", ") - 1);
}
smart_str_appendl(&tmp_str, "READ ONLY", sizeof("READ ONLY") - 1);