serial: bfin_5xx: fix typo in IER check
This most likely won't cause problems on systems as people don't typically
enable GPIO RTS/CTS if they don't actually use it.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index a78652b..511cbf6 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -797,7 +797,7 @@
gpio_free(uart->rts_pin);
#endif
#ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS
- if (UART_GET_IER(uart) && EDSSI)
+ if (UART_GET_IER(uart) & EDSSI)
free_irq(uart->status_irq, uart);
#endif
}