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tty: tty_buffer: Add a blank line after declarations

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Add a blank line after declarations, reported by checkpatch.pl.

Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>
Link: https://lore.kernel.org/r/1620811585-18582-4-git-send-email-tanxiaofei@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Xiaofei Tan 2021-05-12 17:26:11 +08:00 committed by Greg Kroah-Hartman
parent ad48749b98
commit 993c67b1fe
1 changed files with 7 additions and 0 deletions
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7
drivers/tty/tty_buffer.c
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@ -91,6 +91,7 @@ EXPORT_SYMBOL_GPL(tty_buffer_unlock_exclusive);
unsigned int tty_buffer_space_avail(struct tty_port *port)
{
int space = port->buf.mem_limit - atomic_read(&port->buf.mem_used);
return max(space, 0);
}
EXPORT_SYMBOL_GPL(tty_buffer_space_avail);
@ -312,11 +313,13 @@ int tty_insert_flip_string_fixed_flag(struct tty_port *port,
const unsigned char *chars, char flag, size_t size)
{
int copied = 0;
do {
int goal = min_t(size_t, size - copied, TTY_BUFFER_PAGE);
int flags = (flag == TTY_NORMAL) ? TTYB_NORMAL : 0;
int space = __tty_buffer_request_room(port, goal, flags);
struct tty_buffer *tb = port->buf.tail;
if (unlikely(space == 0))
break;
memcpy(char_buf_ptr(tb, tb->used), chars, space);
@ -348,10 +351,12 @@ int tty_insert_flip_string_flags(struct tty_port *port,
const unsigned char *chars, const char *flags, size_t size)
{
int copied = 0;
do {
int goal = min_t(size_t, size - copied, TTY_BUFFER_PAGE);
int space = tty_buffer_request_room(port, goal);
struct tty_buffer *tb = port->buf.tail;
if (unlikely(space == 0))
break;
memcpy(char_buf_ptr(tb, tb->used), chars, space);
@ -431,8 +436,10 @@ int tty_prepare_flip_string(struct tty_port *port, unsigned char **chars,
size_t size)
{
int space = __tty_buffer_request_room(port, size, TTYB_NORMAL);
if (likely(space)) {
struct tty_buffer *tb = port->buf.tail;
*chars = char_buf_ptr(tb, tb->used);
if (~tb->flags & TTYB_NORMAL)
memset(flag_buf_ptr(tb, tb->used), TTY_NORMAL, space);