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vf_lut: make config_props work properly when called multiple times.

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Do not leak the expressions.
This commit is contained in:
Anton Khirnov 2013-03-18 21:31:54 +01:00
parent 1232a1647a
commit b06848f4de
1 changed files with 2 additions and 0 deletions
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2
libavfilter/vf_lut.c
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@ -245,6 +245,8 @@ static int config_props(AVFilterLink *inlink)
double res;
/* create the parsed expression */
av_expr_free(s->comp_expr[comp]);
s->comp_expr[comp] = NULL;
ret = av_expr_parse(&s->comp_expr[comp], s->comp_expr_str[comp],
var_names, funcs1_names, funcs1, NULL, NULL, 0, ctx);
if (ret < 0) {