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Fix memleak with repeated [gc]cm_setkey()

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This commit is contained in:
Manuel Pégourié-Gonnard
2015-05-27 17:38:50 +02:00
parent bc07c3a1f0
commit 61977614d8
3 changed files with 6 additions and 0 deletions
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2
library/ccm.c
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@ -78,6 +78,8 @@ int ccm_init( ccm_context *ctx, cipher_id_t cipher,
if( cipher_info->block_size != 16 )
return( POLARSSL_ERR_CCM_BAD_INPUT );
cipher_free( &ctx->cipher_ctx );
if( ( ret = cipher_init_ctx( &ctx->cipher_ctx, cipher_info ) ) != 0 )
return( ret );

2
library/gcm.c
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@ -168,6 +168,8 @@ int gcm_init( gcm_context *ctx, cipher_id_t cipher, const unsigned char *key,
if( cipher_info->block_size != 16 )
return( POLARSSL_ERR_GCM_BAD_INPUT );
cipher_free( &ctx->cipher_ctx );
if( ( ret = cipher_init_ctx( &ctx->cipher_ctx, cipher_info ) ) != 0 )
return( ret );