The assignment will be overwritten by the later, but the variable is not used.

The clang_analyzer complains as follows:

drivers/gpu/drm/i915/display/intel_dpll.c:1568:2 warning:

Value stored to 'dpio_val' is never read

Reported-by: Zeal Robot zealci@zte.com.cn Signed-off-by: luo penghao luo.penghao@zte.com.cn --- drivers/gpu/drm/i915/display/intel_dpll.c | 1 - 1 file changed, 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dpll.c b/drivers/gpu/drm/i915/display/intel_dpll.c index 28b1616..cb77d7f 100644 --- a/drivers/gpu/drm/i915/display/intel_dpll.c +++ b/drivers/gpu/drm/i915/display/intel_dpll.c @@ -1653,7 +1653,6 @@ static void chv_prepare_pll(const struct intel_crtc_state *crtc_state) bestp1 = crtc_state->dpll.p1; bestp2 = crtc_state->dpll.p2; vco = crtc_state->dpll.vco; - dpio_val = 0; loopfilter = 0;

vlv_dpio_get(dev_priv);