generic-library/openssl
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After objects have been freed, NULLify the pointers so there will be no double

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free of those objects
This commit is contained in:
Richard Levitte 2007-02-07 01:42:46 +00:00
parent 8807a2dfc4
commit 82bf227e91
1 changed files with 9 additions and 2 deletions

11
crypto/x509/x509_vfy.c

@ -1598,9 +1598,16 @@ void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk)
void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx) void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx)
{ {
if (ctx->cleanup) ctx->cleanup(ctx); if (ctx->cleanup) ctx->cleanup(ctx);
X509_VERIFY_PARAM_free(ctx->param); if (ctx->param != NULL)
if (ctx->tree) {
X509_VERIFY_PARAM_free(ctx->param);
ctx->param=NULL;
}
if (ctx->tree != NULL)
{
X509_policy_tree_free(ctx->tree); X509_policy_tree_free(ctx->tree);
ctx->tree=NULL;
}
if (ctx->chain != NULL) if (ctx->chain != NULL)
{ {
sk_X509_pop_free(ctx->chain,X509_free); sk_X509_pop_free(ctx->chain,X509_free);