提交 78349043 编写于 作者: L Linus Torvalds

Merge tag 'char-misc-3.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc fix from Greg KH:
 "Here is a single commit, to fix a reported problem in the mei driver"

* tag 'char-misc-3.14-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  mei: set client's read_cb to NULL when flow control fails
......@@ -666,7 +666,6 @@ int mei_cl_read_start(struct mei_cl *cl, size_t length)
goto err;
cb->fop_type = MEI_FOP_READ;
cl->read_cb = cb;
if (dev->hbuf_is_ready) {
dev->hbuf_is_ready = false;
if (mei_hbm_cl_flow_control_req(dev, cl)) {
......@@ -678,6 +677,9 @@ int mei_cl_read_start(struct mei_cl *cl, size_t length)
} else {
list_add_tail(&cb->list, &dev->ctrl_wr_list.list);
}
cl->read_cb = cb;
return rets;
err:
mei_io_cb_free(cb);
......
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