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author | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
commit | 4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch) | |
tree | 44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/char/n_tty.c | |
parent | d14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff) | |
parent | a3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff) | |
download | linux-fsl-qoriq-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.tar.xz |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/char/n_tty.c')
-rw-r--r-- | drivers/char/n_tty.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c index 2e50f4d..bdae832 100644 --- a/drivers/char/n_tty.c +++ b/drivers/char/n_tty.c @@ -48,6 +48,7 @@ #include <linux/audit.h> #include <linux/file.h> #include <linux/uaccess.h> +#include <linux/module.h> #include <asm/system.h> @@ -2091,3 +2092,19 @@ struct tty_ldisc_ops tty_ldisc_N_TTY = { .receive_buf = n_tty_receive_buf, .write_wakeup = n_tty_write_wakeup }; + +/** + * n_tty_inherit_ops - inherit N_TTY methods + * @ops: struct tty_ldisc_ops where to save N_TTY methods + * + * Used by a generic struct tty_ldisc_ops to easily inherit N_TTY + * methods. + */ + +void n_tty_inherit_ops(struct tty_ldisc_ops *ops) +{ + *ops = tty_ldisc_N_TTY; + ops->owner = NULL; + ops->refcount = ops->flags = 0; +} +EXPORT_SYMBOL_GPL(n_tty_inherit_ops); |