From 2bdb6b64969f3d068cf0ec1a3f95eabbe9fd90d1 Mon Sep 17 00:00:00 2001 From: Danil Iashchenko Date: Mon, 9 Jul 2018 15:41:48 +0300 Subject: [PATCH] lavfi/avgblur_opencl: fix using uninitialized value Fixed using uninitialized value "global_work[0]" when calling "av_log". Fixes CID #1437471. --- libavfilter/vf_avgblur_opencl.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/libavfilter/vf_avgblur_opencl.c b/libavfilter/vf_avgblur_opencl.c index 99ed1ca307..f0e5f01e04 100644 --- a/libavfilter/vf_avgblur_opencl.c +++ b/libavfilter/vf_avgblur_opencl.c @@ -205,10 +205,6 @@ static int avgblur_opencl_filter_frame(AVFilterLink *inlink, AVFrame *input) radius_y = 0; } - av_log(avctx, AV_LOG_DEBUG, "Run kernel on plane %d " - "(%"SIZE_SPECIFIER"x%"SIZE_SPECIFIER").\n", - p, global_work[0], global_work[1]); - for (i = 0; i < ctx->power[p]; i++) { CL_SET_KERNEL_ARG(ctx->kernel_horiz, 0, cl_mem, &inter); CL_SET_KERNEL_ARG(ctx->kernel_horiz, 1, cl_mem, i == 0 ? &src : &dst); @@ -223,6 +219,10 @@ static int avgblur_opencl_filter_frame(AVFilterLink *inlink, AVFrame *input) if (err < 0) goto fail; + av_log(avctx, AV_LOG_DEBUG, "Run kernel on plane %d " + "(%"SIZE_SPECIFIER"x%"SIZE_SPECIFIER").\n", + p, global_work[0], global_work[1]); + cle = clEnqueueNDRangeKernel(ctx->command_queue, ctx->kernel_horiz, 2, NULL, global_work, NULL, 0, NULL, NULL);