net: qrtr: revert check in qrtr_endpoint_post()
commit d2cabd2dc8da78faf9b690ea521d03776686c9fe upstream. I tried to make this check stricter as a hardenning measure but it broke audo and wifi on these devices so revert it. Fixes: aaa8e4922c88 ("net: qrtr: make checks in qrtr_endpoint_post() stricter") Reported-by: John Stultz <john.stultz@linaro.org> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Tested-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: David S. Miller <davem@davemloft.net> Cc: Steev Klimaszewski <steev@kali.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -493,7 +493,7 @@ int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len)
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goto err;
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}
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if (!size || size & 3 || len != size + hdrlen)
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if (!size || len != ALIGN(size, 4) + hdrlen)
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goto err;
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if (cb->dst_port != QRTR_PORT_CTRL && cb->type != QRTR_TYPE_DATA &&
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