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- Fixed size of clean

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This commit is contained in:
Paul Bakker
2012-04-26 10:09:35 +00:00
parent 4cf2b7f8bf
commit 279432a7c0
2 changed files with 3 additions and 4 deletions
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5
library/md.c
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@ -152,11 +152,10 @@ const md_info_t *md_info_from_type( md_type_t md_type )
int md_init_ctx( md_context_t *ctx, const md_info_t *md_info )
{
if( md_info == NULL )
if( md_info == NULL || ctx == NULL )
return POLARSSL_ERR_MD_BAD_INPUT_DATA;
if( ctx == NULL || ctx->md_ctx != NULL )
return POLARSSL_ERR_MD_BAD_INPUT_DATA;
memset( ctx, 0, sizeof( md_context_t ) );
if( ( ctx->md_ctx = md_info->ctx_alloc_func() ) == NULL )
return POLARSSL_ERR_MD_ALLOC_FAILED;