subsys: console: Fix signed vs unsigned char issues.
May lead to warnings/errors with pedantic compilers (like LLVM). Jira: ZEP-2170 Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
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1 changed files with 2 additions and 2 deletions
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@ -36,7 +36,7 @@ static void uart_isr(struct device *dev)
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uart_irq_update(dev);
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if (uart_irq_rx_ready(dev)) {
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char c;
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u8_t c;
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while (1) {
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if (uart_fifo_read(dev, &c, 1) == 0) {
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@ -89,7 +89,7 @@ int console_putchar(char c)
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return -1;
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}
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tx_ringbuf[tx_put] = c;
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tx_ringbuf[tx_put] = (u8_t)c;
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tx_put = tx_next;
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irq_unlock(key);
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