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path: root/drivers/misc/mei/iorw.c
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Diffstat (limited to 'drivers/misc/mei/iorw.c')
-rw-r--r--drivers/misc/mei/iorw.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/misc/mei/iorw.c b/drivers/misc/mei/iorw.c
index f9cced69b65..50f52e21f58 100644
--- a/drivers/misc/mei/iorw.c
+++ b/drivers/misc/mei/iorw.c
@@ -481,12 +481,8 @@ int amthi_write(struct mei_device *dev, struct mei_cl_cb *cb)
if (ret && dev->mei_host_buffer_is_empty) {
ret = 0;
dev->mei_host_buffer_is_empty = false;
- if (cb->request_buffer.size >
- (((dev->host_hw_state & H_CBD) >> 24) * sizeof(u32))
- -sizeof(struct mei_msg_hdr)) {
- mei_hdr.length =
- (((dev->host_hw_state & H_CBD) >> 24) *
- sizeof(u32)) - sizeof(struct mei_msg_hdr);
+ if (cb->request_buffer.size > mei_hbuf_max_data(dev)) {
+ mei_hdr.length = mei_hbuf_max_data(dev);
mei_hdr.msg_complete = 0;
} else {
mei_hdr.length = cb->request_buffer.size;