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boards/wsn430-common/wsn430-uart0: Fix warning about unused variable

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This commit is contained in:
Joakim Gebart 2015-07-04 11:23:48 +02:00
parent d8e9b62c75
commit 49d8e647e3
1 changed files with 6 additions and 5 deletions
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11
boards/wsn430-common/wsn430-uart0.c
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@ -35,7 +35,7 @@ void usart0irq(void);
* \brief the interrupt function
*/
interrupt(USART0RX_VECTOR) usart0irq(void) {
int dummy = 0;
volatile int dummy = 0;
/* Check status register for receive errors. */
if(U0RCTL & RXERR) {
if (U0RCTL & FE) {
@ -52,12 +52,13 @@ interrupt(USART0RX_VECTOR) usart0irq(void) {
}
/* Clear error flags by forcing a dummy read. */
dummy = U0RXBUF;
(void)dummy;
}
#ifdef MODULE_UART0
else if (uart0_handler_pid != KERNEL_PID_UNDEF) {
dummy = U0RXBUF;
uart0_handle_incoming(dummy);
uart0_notify_thread();
}
dummy = U0RXBUF;
uart0_handle_incoming(dummy);
uart0_notify_thread();
}
#endif
}