From 989c91b5042c19c9914a3b205b1ca6e1598c66ba Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Thu, 11 Oct 2012 03:00:34 +0200
Subject: [PATCH] asrc_aevalsrc: Fix use of uninitialized pointer inside
av_strtok()
Fixes CID733842
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavfilter/asrc_aevalsrc.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavfilter/asrc_aevalsrc.c b/libavfilter/asrc_aevalsrc.c
index 71eadfccccc..c8b5e02700b 100644
--- a/libavfilter/asrc_aevalsrc.c
+++ b/libavfilter/asrc_aevalsrc.c
@@ -91,6 +91,12 @@ static int init(AVFilterContext *ctx, const char *args)
eval->class = &aevalsrc_class;
av_opt_set_defaults(eval);
+ if (!args1) {
+ av_log(ctx, AV_LOG_ERROR, "Argument is empty\n");
+ ret = args ? AVERROR(ENOMEM) : AVERROR(EINVAL);
+ goto end;
+ }
+
/* parse expressions */
buf = args1;
i = 0;
--
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