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lavfi/coreimage: fix memory leak after av_dict_parse_string fail 

In case of failure, all the successfully set entries are stored in
*pm. We need to manually free the created dictionary to avoid
memory leak.

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
This commit is contained in:
Jun Zhao 2020-01-01 12:27:18 +08:00
parent cf9c9a9db9
commit c8e72a6494
1 changed files with 2 additions and 0 deletions
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2
libavfilter/vf_coreimage.m
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@ -486,6 +486,7 @@ static av_cold int init(AVFilterContext *fctx)
av_log(ctx, AV_LOG_DEBUG, "Filter_string: %s\n", ctx->filter_string);
ret = av_dict_parse_string(&filter_dict, ctx->filter_string, "@", "#", AV_DICT_MULTIKEY); // parse filter_name:all_filter_options
if (ret) {
av_dict_free(&filter_dict);
av_log(ctx, AV_LOG_ERROR, "Parsing of filters failed.\n");
return AVERROR(EIO);
}
@ -507,6 +508,7 @@ static av_cold int init(AVFilterContext *fctx)
if (strncmp(f->value, "default", 7)) { // not default
ret = av_dict_parse_string(&filter_options, f->value, "=", "@", 0); // parse option_name:option_value
if (ret) {
av_dict_free(&filter_options);
av_log(ctx, AV_LOG_ERROR, "Parsing of filter options for \"%s\" failed.\n", f->key);
return AVERROR(EIO);
}