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malloc(0) fixed

This commit is contained in:
gonzalef 2020-04-28 17:47:31 +02:00
parent a178c76116
commit 3e678b64be
1 changed files with 4 additions and 1 deletions
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5
src/hash.c
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@ -17,7 +17,10 @@ void hash_data(pub_data *data, unsigned char *buf) {
// Hash every data contained in data_list then return a network hash
void hash_network(list *data_list, unsigned char *buf) {
unsigned char *concat = (unsigned char*) malloc(0);
// Get list length to initialize concat buffer
int concat_len = len_list(data_list) * SHA256_DIGEST_LENGTH;
unsigned char *concat = (unsigned char*) malloc(concat_len);
unsigned char hash[SHA256_DIGEST_LENGTH];
int totlen = 0;
list *tmp = data_list;