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consequence of ::flush() update: fix potential double free (#3990)

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david gauchard 2017-12-18 12:56:18 +01:00 committed by Develo
parent f8b577b6c3
commit 022ea5a872
1 changed files with 2 additions and 1 deletions
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3
libraries/ESP8266WiFi/src/include/UdpContext.h
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@ -288,7 +288,8 @@ public:
data_size -= will_copy;
}
}
pbuf_free(_tx_buf_head);
if (_tx_buf_head)
pbuf_free(_tx_buf_head);
_tx_buf_head = 0;
_tx_buf_cur = 0;
_tx_buf_offset = 0;