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path: root/drivers/mmc/card/sdio_uart.c
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Diffstat (limited to 'drivers/mmc/card/sdio_uart.c')
-rw-r--r--drivers/mmc/card/sdio_uart.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/mmc/card/sdio_uart.c b/drivers/mmc/card/sdio_uart.c
index eeea84c309e6..78ad48718ab0 100644
--- a/drivers/mmc/card/sdio_uart.c
+++ b/drivers/mmc/card/sdio_uart.c
@@ -885,12 +885,14 @@ static void sdio_uart_set_termios(struct tty_struct *tty, struct ktermios *old_t
sdio_uart_release_func(port);
}
-static void sdio_uart_break_ctl(struct tty_struct *tty, int break_state)
+static int sdio_uart_break_ctl(struct tty_struct *tty, int break_state)
{
struct sdio_uart_port *port = tty->driver_data;
+ int result;
- if (sdio_uart_claim_func(port) != 0)
- return;
+ result = sdio_uart_claim_func(port);
+ if (result != 0)
+ return result;
if (break_state == -1)
port->lcr |= UART_LCR_SBC;
@@ -899,6 +901,7 @@ static void sdio_uart_break_ctl(struct tty_struct *tty, int break_state)
sdio_out(port, UART_LCR, port->lcr);
sdio_uart_release_func(port);
+ return 0;
}
static int sdio_uart_tiocmget(struct tty_struct *tty, struct file *file)