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tools/zmqsend: Avoid mem copy past the end of input buffer
This patch avoids a read past the end of the input buffer in memcpy since the size of the received zmq message is recv_buf_size - 1. Reviewed-by: Paul B Mahol <onemda@gmail.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -155,7 +155,7 @@ int main(int argc, char **argv)
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ret = 1;
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goto end;
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}
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memcpy(recv_buf, zmq_msg_data(&msg), recv_buf_size);
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memcpy(recv_buf, zmq_msg_data(&msg), recv_buf_size - 1);
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recv_buf[recv_buf_size-1] = 0;
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printf("%s\n", recv_buf);
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zmq_msg_close(&msg);
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