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staging: dgap: Remove unnecessary test on count

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This patch removes an unnecessary test. We've already
tested it by the time we get here with no possiblity
of it being changed.

Signed-off-by: Mark Hounschell <markh@compro.net>
Tested-by: Mark Hounschell <markh@compro.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mark Hounschell 2014-05-21 15:48:47 -04:00 committed by Greg Kroah-Hartman
parent 5512d3971b
commit 490de248d6
1 changed files with 0 additions and 10 deletions
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10
drivers/staging/dgap/dgap.c
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@ -2731,16 +2731,6 @@ static int dgap_tty_write(struct tty_struct *tty, const unsigned char *buf,
ch->ch_flags &= ~CH_PRON;
}
/*
* If there is nothing left to copy, or
* I can't handle any more data, leave.
*/
if (count <= 0) {
dgap_set_firmware_event(un, UN_LOW | UN_EMPTY);
spin_unlock_irqrestore(&ch->ch_lock, lock_flags);
return 0;
}
n = count;
/*