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: Tomas Winkler <tomas.winkler@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -731,7 +731,9 @@ int mei_cl_irq_write_complete(struct mei_cl *cl, struct mei_cl_cb *cb,
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}
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cl->status = 0;
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cl->writing_state = MEI_WRITING;
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cb->buf_idx += mei_hdr.length;
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if (mei_hdr.msg_complete) {
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if (mei_cl_flow_ctrl_reduce(cl))
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return -ENODEV;
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@ -783,7 +785,6 @@ int mei_cl_write(struct mei_cl *cl, struct mei_cl_cb *cb, bool blocking)
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cb->buf_idx = 0;
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/* unseting complete will enqueue the cb for write */
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mei_hdr.msg_complete = 0;
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cl->writing_state = MEI_WRITING;
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rets = buf->size;
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goto out;
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}
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