[char-misc-next 5/6] mei: streamline the _mei_irq_thread_close/ioctol functions

From: Tomas Winkler
Date: Wed Jul 04 2012 - 12:25:07 EST


change statements of types

if (ok)
do something
else
return err

into

if (err)
return err

do something

Signed-off-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>

---
drivers/misc/mei/interrupt.c | 63 ++++++++++++++++++++----------------------
1 files changed, 30 insertions(+), 33 deletions(-)

diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c
index 8679f22..4a3b117 100644
--- a/drivers/misc/mei/interrupt.c
+++ b/drivers/misc/mei/interrupt.c
@@ -299,27 +299,25 @@ static int _mei_irq_thread_close(struct mei_device *dev, s32 *slots,
struct mei_cl *cl,
struct mei_io_list *cmpl_list)
{
- if ((*slots * sizeof(u32)) >= (sizeof(struct mei_msg_hdr) +
- sizeof(struct hbm_client_disconnect_request))) {
- *slots -= mei_data2slots(sizeof(struct hbm_client_disconnect_request));
+ if ((*slots * sizeof(u32)) < (sizeof(struct mei_msg_hdr) +
+ sizeof(struct hbm_client_disconnect_request)))
+ return -EBADMSG;

- if (mei_disconnect(dev, cl)) {
- cl->status = 0;
- cb_pos->information = 0;
- list_move_tail(&cb_pos->cb_list,
- &cmpl_list->mei_cb.cb_list);
- return -EMSGSIZE;
- } else {
- cl->state = MEI_FILE_DISCONNECTING;
- cl->status = 0;
- cb_pos->information = 0;
- list_move_tail(&cb_pos->cb_list,
- &dev->ctrl_rd_list.mei_cb.cb_list);
- cl->timer_count = MEI_CONNECT_TIMEOUT;
- }
+ *slots -= mei_data2slots(sizeof(struct hbm_client_disconnect_request));
+
+ if (mei_disconnect(dev, cl)) {
+ cl->status = 0;
+ cb_pos->information = 0;
+ list_move_tail(&cb_pos->cb_list,
+ &cmpl_list->mei_cb.cb_list);
+ return -EMSGSIZE;
} else {
- /* return the cancel routine */
- return -EBADMSG;
+ cl->state = MEI_FILE_DISCONNECTING;
+ cl->status = 0;
+ cb_pos->information = 0;
+ list_move_tail(&cb_pos->cb_list,
+ &dev->ctrl_rd_list.mei_cb.cb_list);
+ cl->timer_count = MEI_CONNECT_TIMEOUT;
}

return 0;
@@ -869,26 +867,25 @@ static int _mei_irq_thread_ioctl(struct mei_device *dev, s32 *slots,
struct mei_cl *cl,
struct mei_io_list *cmpl_list)
{
- if ((*slots * sizeof(u32)) >= (sizeof(struct mei_msg_hdr) +
+ if ((*slots * sizeof(u32)) < (sizeof(struct mei_msg_hdr) +
sizeof(struct hbm_client_connect_request))) {
- cl->state = MEI_FILE_CONNECTING;
- *slots -= mei_data2slots(sizeof(struct hbm_client_connect_request));
- if (mei_connect(dev, cl)) {
- cl->status = -ENODEV;
- cb_pos->information = 0;
- list_del(&cb_pos->cb_list);
- return -ENODEV;
- } else {
- list_move_tail(&cb_pos->cb_list,
- &dev->ctrl_rd_list.mei_cb.cb_list);
- cl->timer_count = MEI_CONNECT_TIMEOUT;
- }
- } else {
/* return the cancel routine */
list_del(&cb_pos->cb_list);
return -EBADMSG;
}

+ cl->state = MEI_FILE_CONNECTING;
+ *slots -= mei_data2slots(sizeof(struct hbm_client_connect_request));
+ if (mei_connect(dev, cl)) {
+ cl->status = -ENODEV;
+ cb_pos->information = 0;
+ list_del(&cb_pos->cb_list);
+ return -ENODEV;
+ } else {
+ list_move_tail(&cb_pos->cb_list,
+ &dev->ctrl_rd_list.mei_cb.cb_list);
+ cl->timer_count = MEI_CONNECT_TIMEOUT;
+ }
return 0;
}

--
1.7.4.4

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