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commit2e786eb2f9upstream. Add the missing sanity check on the bridge counter to avoid corrupting data beyond the fixed-sized bridge array in case there are ever more than eight bridges. Fixes:a689554ba6("drm/msm: Initial add DSI connector support") Cc: stable@vger.kernel.org # 4.1 Signed-off-by: Johan Hovold <johan+linaro@kernel.org> Tested-by: Kuogee Hsieh <quic_khsieh@quicinc.com> Reviewed-by: Kuogee Hsieh <quic_khsieh@quicinc.com> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Patchwork: https://patchwork.freedesktop.org/patch/502668/ Link: https://lore.kernel.org/r/20220913085320.8577-4-johan+linaro@kernel.org Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>