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tty: synclink: remove unneeded test 

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>
hifive-unleashed-5.1
Sudip Mukherjee 2016-04-06 11:44:04 +01:00 committed by Greg Kroah-Hartman
parent 76bbdcb35e
commit 423314337a
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/synclink.c
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@ -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;