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lavfi/aevalsrc: initialize pointer to expression to NULL
author
Stefano Sabatini
<stefasab@gmail.com>
Thu, 21 Nov 2013 22:13:16 +0000
(23:13 +0100)
committer
Stefano Sabatini
<stefasab@gmail.com>
Thu, 21 Nov 2013 22:14:38 +0000
(23:14 +0100)
Fix crash in case of expression parsing failure.
libavfilter/asrc_aevalsrc.c
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diff --git
a/libavfilter/asrc_aevalsrc.c
b/libavfilter/asrc_aevalsrc.c
index
4c1bbdf
..
41ad632
100644
(file)
--- a/
libavfilter/asrc_aevalsrc.c
+++ b/
libavfilter/asrc_aevalsrc.c
@@
-101,6
+101,7
@@
static av_cold int init(AVFilterContext *ctx)
ret = AVERROR(ENOMEM);
goto end;
}
+ eval->expr[eval->nb_channels-1] = NULL;
ret = av_expr_parse(&eval->expr[eval->nb_channels - 1], expr, var_names,
NULL, NULL, NULL, NULL, 0, ctx);
if (ret < 0)