With gcc and W=1, there is this error drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_dp_dpia_bw.c:297:13: error: variable ‘available’ set but not used [-Werror=unused-but-set-variable] 297 | int available = 0; | ^~~~~~~~~ Since available is unused, remove it. Signed-off-by: Tom Rix <trix@xxxxxxxxxx> --- .../drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c index f14217cc16fd..2f0311c42f90 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia_bw.c @@ -294,7 +294,6 @@ bool link_dp_dpia_set_dptx_usb4_bw_alloc_support(struct dc_link *link) void dpia_handle_bw_alloc_response(struct dc_link *link, uint8_t bw, uint8_t result) { int bw_needed = 0; - int available = 0; int estimated = 0; int host_router_total_estimated_bw = 0; @@ -373,20 +372,13 @@ void dpia_handle_bw_alloc_response(struct dc_link *link, uint8_t bw, uint8_t res // 1. If due to unplug of other sink if (estimated == host_router_total_estimated_bw) { - // First update the estimated & max_bw fields if (link->dpia_bw_alloc_config.estimated_bw < estimated) { - available = estimated - link->dpia_bw_alloc_config.estimated_bw; link->dpia_bw_alloc_config.estimated_bw = estimated; } } // 2. If due to realloc bw btw 2 dpia due to plug OR realloc unused Bw else { - - // We took from another unplugged/problematic sink to give to us - if (link->dpia_bw_alloc_config.estimated_bw < estimated) - available = estimated - link->dpia_bw_alloc_config.estimated_bw; - // We lost estimated bw usually due to plug event of other dpia link->dpia_bw_alloc_config.estimated_bw = estimated; } -- 2.27.0