diff options
| author | Xiaofei Tan <tanxiaofei@huawei.com> | 2021-04-02 16:26:30 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-02 16:12:35 +0200 |
| commit | 202680c7a93713283207dedfbc4b550ad6836a43 (patch) | |
| tree | deaa83c813f70c38a67b4f4c7066143f119cc5c6 /drivers/tty/pty.c | |
| parent | b0b07762bfa41b292c45f78e0b37870e6c30bb27 (diff) | |
tty: pty: Add a blank line after declarations
Add a blank line after declarations, reported by checkpatch.pl.
Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>
Link: https://lore.kernel.org/r/1617351990-5189-1-git-send-email-tanxiaofei@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/pty.c')
| -rw-r--r-- | drivers/tty/pty.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c index 5e2374580e27..106265a3ff9c 100644 --- a/drivers/tty/pty.c +++ b/drivers/tty/pty.c @@ -159,6 +159,7 @@ static int pty_chars_in_buffer(struct tty_struct *tty) static int pty_set_lock(struct tty_struct *tty, int __user *arg) { int val; + if (get_user(val, arg)) return -EFAULT; if (val) @@ -171,6 +172,7 @@ static int pty_set_lock(struct tty_struct *tty, int __user *arg) static int pty_get_lock(struct tty_struct *tty, int __user *arg) { int locked = test_bit(TTY_PTY_LOCK, &tty->flags); + return put_user(locked, arg); } @@ -200,6 +202,7 @@ static int pty_set_pktmode(struct tty_struct *tty, int __user *arg) static int pty_get_pktmode(struct tty_struct *tty, int __user *arg) { int pktmode = tty->packet; + return put_user(pktmode, arg); } @@ -463,6 +466,7 @@ static int pty_install(struct tty_driver *driver, struct tty_struct *tty) static void pty_remove(struct tty_driver *driver, struct tty_struct *tty) { struct tty_struct *pair = tty->link; + driver->ttys[tty->index] = NULL; if (pair) pair->driver->ttys[pair->index] = NULL; |