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Commit 4dfaa9f7 authored by Tomas Winkler's avatar Tomas Winkler Committed by Greg Kroah-Hartman
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mei: do not override a client writing state when buffering 



when we buffer write request we should not switch to
MEI_WRITING since this will override MEI_WRITE_COMPLETE
state of preceding write

Signed-off-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 21767546

drivers/misc/mei/client.c

+2 −1
Original line number Diff line number Diff line
@@ -731,7 +731,9 @@ int mei_cl_irq_write_complete(struct mei_cl *cl, struct mei_cl_cb *cb, 
	}



	cl->status = 0;

	cl->writing_state = MEI_WRITING;

	cb->buf_idx += mei_hdr.length;



	if (mei_hdr.msg_complete) {

		if (mei_cl_flow_ctrl_reduce(cl))

			return -ENODEV;
@@ -783,7 +785,6 @@ int mei_cl_write(struct mei_cl *cl, struct mei_cl_cb *cb, bool blocking) 
		cb->buf_idx = 0;

		/* unseting complete will enqueue the cb for write */

		mei_hdr.msg_complete = 0;

		cl->writing_state = MEI_WRITING;

		rets = buf->size;

		goto out;

	}