slip: remove unused 'line' field from the 'slip' structure
Signed-off-by: Matvejchikov Ilya <matvejchikov@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -807,7 +807,6 @@ static int slip_open(struct tty_struct *tty)
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sl->tty = tty;
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tty->disc_data = sl;
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sl->line = tty_devnum(tty);
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sl->pid = current->pid;
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if (!test_bit(SLF_INUSE, &sl->flags)) {
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@ -874,8 +873,6 @@ static void slip_close(struct tty_struct *tty)
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tty->disc_data = NULL;
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sl->tty = NULL;
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if (!sl->leased)
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sl->line = 0;
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/* VSV = very important to remove timers */
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#ifdef CONFIG_SLIP_SMART
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@ -90,7 +90,6 @@ struct slip {
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unsigned char mode; /* SLIP mode */
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unsigned char leased;
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dev_t line;
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pid_t pid;
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#define SL_MODE_SLIP 0
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#define SL_MODE_CSLIP 1
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