From 833722343aa52c77893f2330d1dc06b5423da6fe Mon Sep 17 00:00:00 2001 From: Wenbin Chen Date: Thu, 14 Dec 2023 10:49:26 +0800 Subject: [PATCH] libavfilter/vf_dnn_detect: Add NULL pointer check Signed-off-by: Wenbin Chen --- libavfilter/vf_dnn_detect.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavfilter/vf_dnn_detect.c b/libavfilter/vf_dnn_detect.c index b82916ce6d..b2e9b8d4c6 100644 --- a/libavfilter/vf_dnn_detect.c +++ b/libavfilter/vf_dnn_detect.c @@ -112,6 +112,10 @@ static int dnn_detect_parse_anchors(char *anchors_str, float **anchors) } for (int i = 0; i < nb_anchor; i++) { token = av_strtok(anchors_str, "&", &saveptr); + if (!token) { + av_freep(&anchors_buf); + return 0; + } anchors_buf[i] = strtof(token, NULL); anchors_str = NULL; }