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Add NULL pointer check for consistency

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Most other functions in this module have a similar check.
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Manuel Pégourié-Gonnard 2018-07-02 13:09:39 +02:00
parent 78d7e8cbc7
commit c8c12b6007
1 changed files with 2 additions and 2 deletions
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4
library/pk.c
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@ -206,8 +206,8 @@ static inline int pk_hashlen_helper( mbedtls_md_type_t md_alg, size_t *hash_len
static int pk_restart_setup( mbedtls_pk_restart_ctx *ctx, static int pk_restart_setup( mbedtls_pk_restart_ctx *ctx,
const mbedtls_pk_info_t *info ) const mbedtls_pk_info_t *info )
{ {
/* Don't do anything it already set up */ /* Don't do anything if already set up or invalid */
if( ctx->pk_info != NULL ) if( ctx == NULL || ctx->pk_info != NULL )
return( 0 ); return( 0 );
/* Should never happen when we're called */ /* Should never happen when we're called */