From 1dc42050185d63c1de5d16146fbaee92640af187 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Sun, 15 Jul 2012 11:16:53 +0200 Subject: lavfi: check all avfilter_ref_buffer() calls for errors. --- libavfilter/vf_gradfun.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'libavfilter/vf_gradfun.c') diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c index d73e833865..52dcb7092f 100644 --- a/libavfilter/vf_gradfun.c +++ b/libavfilter/vf_gradfun.c @@ -183,7 +183,7 @@ static int config_input(AVFilterLink *inlink) static int start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpicref) { AVFilterLink *outlink = inlink->dst->outputs[0]; - AVFilterBufferRef *outpicref = NULL; + AVFilterBufferRef *outpicref = NULL, *for_next_filter; int ret = 0; if (inpicref->perms & AV_PERM_PRESERVE) { @@ -200,7 +200,12 @@ static int start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpicref) return AVERROR(ENOMEM); } - ret = ff_start_frame(outlink, avfilter_ref_buffer(outpicref, ~0)); + for_next_filter = avfilter_ref_buffer(outpicref, ~0); + if (for_next_filter) + ret = ff_start_frame(outlink, for_next_filter); + else + ret = AVERROR(ENOMEM); + if (ret < 0) { avfilter_unref_bufferp(&outpicref); return ret; -- cgit v1.2.3