diff options
Diffstat (limited to 'drivers/misc/mei/client.c')
| -rw-r--r-- | drivers/misc/mei/client.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 96f4e59c32a5..06734670a732 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -700,6 +700,9 @@ int mei_cl_unlink(struct mei_cl *cl) cl_dbg(dev, cl, "unlink client"); + if (cl->state == MEI_FILE_UNINITIALIZED) + return 0; + if (dev->open_handle_count > 0) dev->open_handle_count--; @@ -2327,6 +2330,8 @@ int mei_cl_dma_alloc_and_map(struct mei_cl *cl, const struct file *fp, list_move_tail(&cb->list, &dev->ctrl_rd_list); } + cl->status = 0; + mutex_unlock(&dev->device_lock); wait_event_timeout(cl->wait, cl->dma_mapped || cl->status, @@ -2404,6 +2409,8 @@ int mei_cl_dma_unmap(struct mei_cl *cl, const struct file *fp) list_move_tail(&cb->list, &dev->ctrl_rd_list); } + cl->status = 0; + mutex_unlock(&dev->device_lock); wait_event_timeout(cl->wait, !cl->dma_mapped || cl->status, |