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card_emu: Don't de-reference a NULL variable

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Harald Welte
2016-03-02 10:33:58 +01:00
parent fde250a54b
commit fcdd660fb1
1 changed files with 1 additions and 1 deletions
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2
firmware/src_simtrace/card_emu.c
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@@ -171,7 +171,7 @@ static void flush_rx_buffer(struct card_handle *ch)
ch->uart_rx_ctx = NULL; ch->uart_rx_ctx = NULL;
/* store length of data payload fild in header */ /* store length of data payload fild in header */
rd = (struct cardemu_usb_msg_rx_data *) ch->uart_rx_ctx->data; rd = (struct cardemu_usb_msg_rx_data *) rctx->data;
rd->hdr.data_len = rctx->idx; rd->hdr.data_len = rctx->idx;
llist_add_tail(&rctx->list, &ch->usb_tx_queue); llist_add_tail(&rctx->list, &ch->usb_tx_queue);