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| author | Jiri Slaby (SUSE) <jirislaby@kernel.org> | 2023-08-16 13:55:29 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-08-22 15:58:16 +0300 |
| commit | 035197c908b57804b9407cf119d2c2fe5934ee00 (patch) | |
| tree | 068c6f66e9b1635cffa8c9259aaba01200f8fee8 | |
| parent | 64365743b366ae756d4e9c16a0b639960f417493 (diff) | |
| download | linux-035197c908b57804b9407cf119d2c2fe5934ee00.tar.xz | |
tty: tty_buffer: initialize variables in initializers already
It makes the code both more compact, and more understandable.
Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20230816105530.3335-10-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/tty_buffer.c | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 414bb7f9155f..44c0adaec850 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -262,17 +262,10 @@ static int __tty_buffer_request_room(struct tty_port *port, size_t size, bool flags) { struct tty_bufhead *buf = &port->buf; - struct tty_buffer *b, *n; - size_t left; - bool change; + struct tty_buffer *n, *b = buf->tail; + size_t left = (b->flags ? 1 : 2) * b->size - b->used; + bool change = !b->flags && flags; - b = buf->tail; - if (!b->flags) - left = 2 * b->size - b->used; - else - left = b->size - b->used; - - change = !b->flags && flags; if (change || left < size) { /* This is the slow path - looking for new buffers to use */ n = tty_buffer_alloc(port, size); |