tty: synclink: remove unneeded test
authorSudip Mukherjee <sudipm.mukherjee@gmail.com>
Wed, 6 Apr 2016 10:44:04 +0000 (11:44 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 30 Apr 2016 16:26:55 +0000 (09:26 -0700)
We reach this point of code after a test of 'info->port.tty->hw_stopped',
we do not need to test for 'info->port.tty' as it is obvious that
info->port.tty is not NULL now, we have already dereferenced it.

Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/synclink.c

index bc4bc1ff775ebb7bf41578415cb2546d9bc15933..00d91d12e6f11f3b19bb781bc61bd74e6224e002 100644 (file)
@@ -1361,8 +1361,7 @@ static void mgsl_isr_io_pin( struct mgsl_struct *info )
                                if (status & MISCSTATUS_CTS) {
                                        if ( debug_level >= DEBUG_LEVEL_ISR )
                                                printk("CTS tx start...");
-                                       if (info->port.tty)
-                                               info->port.tty->hw_stopped = 0;
+                                       info->port.tty->hw_stopped = 0;
                                        usc_start_transmitter(info);
                                        info->pending_bh |= BH_TRANSMIT;
                                        return;