X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=hfal%2Fhfal-hmac.c;h=01a6409356d4284a9cd42b92f7ba0b9525b63fe4;hb=fba438e4a194e3d3c61ba7ebbbf5a34c42e5cb66;hp=f36b58e7683b75a7fba50ee5e5bf3ebc87f4b70d;hpb=1ee55d2589fee6c40acb72a24c04528a8cc1772f;p=arm-crypto-lib.git

diff --git a/hfal/hfal-hmac.c b/hfal/hfal-hmac.c
index f36b58e..01a6409 100644
--- a/hfal/hfal-hmac.c
+++ b/hfal/hfal-hmac.c
@@ -38,13 +38,13 @@ uint8_t hfal_hmac_init(const hfdesc_t* hash_descriptor,
 	ctx->desc   = hash_descriptor;
 	ctx->ctx    = malloc(hash_descriptor->ctxsize_B);
 	ctx->finctx = malloc(hash_descriptor->ctxsize_B);
-	if(ctx->ctx==NULL && ctx->finctx==NULL)
+	if(ctx->ctx == NULL && ctx->finctx == NULL)
 		return 3;
-	if(ctx->finctx==NULL){
+	if(ctx->finctx == NULL){
 		free(ctx->ctx);
 		return 2;
 	}
-	if(ctx->ctx==NULL){
+	if(ctx->ctx == NULL){
 		free(ctx->finctx);
 		return 1;
 	}		
@@ -69,16 +69,17 @@ uint8_t hfal_hmac_init(const hfdesc_t* hash_descriptor,
 	return 0;
 }
 
-int hfal_hmac_ctxcopy(hfhmacgen_ctx_t* dest, hfhmacgen_ctx_t* src){
+uint8_t hfal_hmac_ctxcopy(hfhmacgen_ctx_t* dest, hfhmacgen_ctx_t* src){
 	dest->desc = src->desc;
 	dest->ctx = malloc(dest->desc->ctxsize_B);
 	if(dest->ctx == NULL){
-		return -1;
+		return 1;
 	}
 	memcpy(dest->ctx, src->ctx, dest->desc->ctxsize_B);
 	dest->finctx = malloc(dest->desc->ctxsize_B);
 	if(dest->finctx == NULL){
-		return -1;
+		free(dest->ctx);
+		return 1;
 	}
 	memcpy(dest->finctx, src->finctx, dest->desc->ctxsize_B);
 	return 0;