From: Wei Yongjun <[email protected]> The dereference to 'state' should be moved below the NULL test.
Signed-off-by: Wei Yongjun <[email protected]> --- drivers/staging/sb105x/sb_pci_mp.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/staging/sb105x/sb_pci_mp.c b/drivers/staging/sb105x/sb_pci_mp.c index fbebf88..edb2a85 100644 --- a/drivers/staging/sb105x/sb_pci_mp.c +++ b/drivers/staging/sb105x/sb_pci_mp.c @@ -689,13 +689,14 @@ static int mp_chars_in_buffer(struct tty_struct *tty) static void mp_flush_buffer(struct tty_struct *tty) { struct sb_uart_state *state = tty->driver_data; - struct sb_uart_port *port = state->port; + struct sb_uart_port *port; unsigned long flags; if (!state || !state->info) { return; } + port = state->port; spin_lock_irqsave(&port->lock, flags); uart_circ_clear(&state->info->xmit); spin_unlock_irqrestore(&port->lock, flags); _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
