From 6de1601e84e40888296973c61b1516dc4d5977e3 Mon Sep 17 00:00:00 2001 From: Zou Wei Date: Thu, 30 Apr 2020 11:56:02 +0800 Subject: [PATCH] drm/amd/display: Fix unsigned comparison to zero Fixes coccicheck warning: drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c:1398:60-61: WARNING: Unsigned expression compared with zero: j >= 0 Fixes: 238387774232 ("drm/amd/display: fix rn soc bb update") Reported-by: Hulk Robot Signed-off-by: Zou Wei Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index ceaf70a934c3..419cdde624f5 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -1384,7 +1384,8 @@ static void update_bw_bounding_box(struct dc *dc, struct clk_bw_params *bw_param struct dcn21_resource_pool *pool = TO_DCN21_RES_POOL(dc->res_pool); struct clk_limit_table *clk_table = &bw_params->clk_table; struct _vcs_dpi_voltage_scaling_st clock_limits[DC__VOLTAGE_STATES]; - unsigned int i, j, closest_clk_lvl; + unsigned int i, closest_clk_lvl; + int j; // Default clock levels are used for diags, which may lead to overclocking. if (!IS_DIAG_DC(dc->ctx->dce_environment)) {