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PK: Fix free(NULL) in library and tests

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free() functions are documented as no-ops on NULL. Implement and test
this correctly.
This commit is contained in:
Gilles Peskine
2018-12-19 14:18:39 +01:00
parent e146e7dbae
commit 1f19fa6f62
2 changed files with 7 additions and 4 deletions
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3
library/pk.c
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@@ -90,8 +90,7 @@ void mbedtls_pk_restart_init( mbedtls_pk_restart_ctx *ctx )
*/
void mbedtls_pk_restart_free( mbedtls_pk_restart_ctx *ctx )
{
PK_VALIDATE( ctx != NULL );
if( ctx->pk_info == NULL ||
if( ctx == NULL || ctx->pk_info == NULL ||
ctx->pk_info->rs_free_func == NULL )
{
return;