From 06045f4b1da1cbfa3446beef6797fb983a7dada5 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Tue, 5 Oct 2021 22:31:03 +0200 Subject: avfilter/vf_thumbnail_cuda: Fix segfaults on uninit Uninit crashed if an array containing frames could not be allocated or config_props() has never been called. Reviewed-by: Timo Rothenpieler Signed-off-by: Andreas Rheinhardt --- libavfilter/vf_thumbnail_cuda.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libavfilter/vf_thumbnail_cuda.c') diff --git a/libavfilter/vf_thumbnail_cuda.c b/libavfilter/vf_thumbnail_cuda.c index 491542c60a..7c86203227 100644 --- a/libavfilter/vf_thumbnail_cuda.c +++ b/libavfilter/vf_thumbnail_cuda.c @@ -306,6 +306,8 @@ static av_cold void uninit(AVFilterContext *ctx) { int i; ThumbnailCudaContext *s = ctx->priv; + + if (s->hwctx) { CudaFunctions *cu = s->hwctx->internal->cuda_dl; if (s->data) { @@ -317,10 +319,13 @@ static av_cold void uninit(AVFilterContext *ctx) CHECK_CU(cu->cuModuleUnload(s->cu_module)); s->cu_module = NULL; } + } + if (s->frames) { for (i = 0; i < s->n_frames && s->frames[i].buf; i++) av_frame_free(&s->frames[i].buf); av_freep(&s->frames); + } } static int request_frame(AVFilterLink *link) -- cgit v1.2.3