From: Limin Wang <lance.lmw...@gmail.com> Signed-off-by: Limin Wang <lance.lmw...@gmail.com> --- libavfilter/af_acrossover.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavfilter/af_acrossover.c b/libavfilter/af_acrossover.c index 20d1d2bda9..c9404b95cd 100644 --- a/libavfilter/af_acrossover.c +++ b/libavfilter/af_acrossover.c @@ -98,7 +98,8 @@ static av_cold int init(AVFilterContext *ctx) p = NULL; - av_sscanf(arg, "%f", &freq); + if (av_sscanf(arg, "%f", &freq) != 1) + return AVERROR(EINVAL); if (freq <= 0) { av_log(ctx, AV_LOG_ERROR, "Frequency %f must be positive number.\n", freq); return AVERROR(EINVAL); -- 2.21.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".