diff options
Diffstat (limited to 'drivers/staging/heci/heci_main.c')
| -rw-r--r-- | drivers/staging/heci/heci_main.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/staging/heci/heci_main.c b/drivers/staging/heci/heci_main.c index fb97428b457..4b02641aaa9 100644 --- a/drivers/staging/heci/heci_main.c +++ b/drivers/staging/heci/heci_main.c @@ -955,10 +955,10 @@ static ssize_t heci_read(struct file *file, char __user *ubuf, } err = heci_start_read(dev, if_num, file_ext); - spin_lock(&file_ext->read_io_lock); + spin_lock_bh(&file_ext->read_io_lock); if (err != 0 && err != -EBUSY) { DBG("heci start read failure with status = %d\n", err); - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); rets = err; goto out; } @@ -966,10 +966,10 @@ static ssize_t heci_read(struct file *file, char __user *ubuf, && !waitqueue_active(&file_ext->rx_wait)) { if (file->f_flags & O_NONBLOCK) { rets = -EAGAIN; - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); goto out; } - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); if (wait_event_interruptible(file_ext->rx_wait, (HECI_READ_COMPLETE == file_ext->reading_state @@ -989,20 +989,20 @@ static ssize_t heci_read(struct file *file, char __user *ubuf, rets = -EBUSY; goto out; } - spin_lock(&file_ext->read_io_lock); + spin_lock_bh(&file_ext->read_io_lock); } priv_cb = file_ext->read_cb; if (!priv_cb) { - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); return -ENODEV; } if (file_ext->reading_state != HECI_READ_COMPLETE) { - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); return 0; } - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); /* now copy the data to user space */ copy_buffer: DBG("priv_cb->response_buffer size - %d\n", @@ -1040,11 +1040,11 @@ free: list_del(&priv_cb_pos->cb_list); spin_unlock_bh(&dev->device_lock); heci_free_cb_private(priv_cb); - spin_lock(&file_ext->read_io_lock); + spin_lock_bh(&file_ext->read_io_lock); file_ext->reading_state = HECI_IDLE; file_ext->read_cb = NULL; file_ext->read_pending = 0; - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); out: DBG("end heci read rets= %d\n", rets); return rets; } @@ -1106,11 +1106,11 @@ static ssize_t heci_write(struct file *file, const char __user *ubuf, list_del(&priv_write_cb->cb_list); heci_free_cb_private(priv_write_cb); priv_write_cb = NULL; - spin_lock(&file_ext->read_io_lock); + spin_lock_bh(&file_ext->read_io_lock); file_ext->reading_state = HECI_IDLE; file_ext->read_cb = NULL; file_ext->read_pending = 0; - spin_unlock(&file_ext->read_io_lock); + spin_unlock_bh(&file_ext->read_io_lock); } } else if (file_ext->reading_state == HECI_IDLE && file_ext->read_pending == 0) |