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tty: Use generic names for flip buffer list cursors 

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley 2013-06-15 09:36:05 -04:00 committed by Greg Kroah-Hartman
parent 11b9faa44d
commit 2cf7b67e87
1 changed files with 10 additions and 10 deletions
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20
drivers/tty/tty_buffer.c
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@ -44,15 +44,15 @@ static void tty_buffer_reset(struct tty_buffer *p, size_t size)
void tty_buffer_free_all(struct tty_port *port)
{
struct tty_bufhead *buf = &port->buf;
struct tty_buffer *thead;
struct tty_buffer *p;
while ((thead = buf->head) != NULL) {
buf->head = thead->next;
kfree(thead);
while ((p = buf->head) != NULL) {
buf->head = p->next;
kfree(p);
}
while ((thead = buf->free) != NULL) {
buf->free = thead->next;
kfree(thead);
while ((p = buf->free) != NULL) {
buf->free = p->next;
kfree(p);
}
buf->tail = NULL;
buf->memory_used = 0;
@ -143,13 +143,13 @@ static void tty_buffer_free(struct tty_port *port, struct tty_buffer *b)
static void __tty_buffer_flush(struct tty_port *port)
{
struct tty_bufhead *buf = &port->buf;
struct tty_buffer *thead;
struct tty_buffer *next;
if (unlikely(buf->head == NULL))
return;
while ((thead = buf->head->next) != NULL) {
while ((next = buf->head->next) != NULL) {
tty_buffer_free(port, buf->head);
buf->head = thead;
buf->head = next;
}
WARN_ON(buf->head != buf->tail);
buf->head->read = buf->head->commit;