From de32a50be7ab2da22002678926242d69e90933cc Mon Sep 17 00:00:00 2001 From: Roman Li Date: Mon, 31 Aug 2020 21:30:26 -0400 Subject: [PATCH] drm/amd/display: fix compile warning in dml MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit [Why] gcc version 5.4.0 fails compilation with: ‘PixelPTEReqHeightPTEs’ may be used uninitialized in this function [-Werror=maybe-uninitialized] [How] Initialized variable explicitly with 0 Signed-off-by: Roman Li Acked-by: Aurabindo Pillai Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c index a576eed..367c82b 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c @@ -1294,7 +1294,7 @@ static unsigned int CalculateVMAndRowBytes( unsigned int MacroTileHeight; unsigned int ExtraDPDEBytesFrame; unsigned int PDEAndMetaPTEBytesFrame; - unsigned int PixelPTEReqHeightPTEs; + unsigned int PixelPTEReqHeightPTEs = 0; if (DCCEnable == true) { *MetaRequestHeight = 8 * BlockHeight256Bytes; -- 2.7.4