From aff01de6415f1ba022f1a58e354ad6e4d0796e97 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Sun, 15 Apr 2012 21:08:37 +0200
Subject: [PATCH] graphparser: set next to NULL on an entry extracted from
 inputs list

Prevents it from referring to the rest of the list.
---
 libavfilter/graphparser.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavfilter/graphparser.c b/libavfilter/graphparser.c
index f318984397..b3f295f933 100644
--- a/libavfilter/graphparser.c
+++ b/libavfilter/graphparser.c
@@ -229,9 +229,10 @@ static int link_filter_inouts(AVFilterContext *filt_ctx,
     for (pad = 0; pad < filt_ctx->input_count; pad++) {
         AVFilterInOut *p = *curr_inputs;
 
-        if (p)
+        if (p) {
             *curr_inputs = (*curr_inputs)->next;
-        else if (!(p = av_mallocz(sizeof(*p))))
+            p->next = NULL;
+        } else if (!(p = av_mallocz(sizeof(*p))))
             return AVERROR(ENOMEM);
 
         if (p->filter_ctx) {