From b55ffeceaeea973e457ac1e3bdf44acb20417096 Mon Sep 17 00:00:00 2001
From: Enno Boland <g@s01.de>
Date: Thu, 16 Jun 2016 06:50:14 +0200
Subject: [PATCH] lib/util_hash.c: write directly to malloced string instead if
coping it over
---
lib/util_hash.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/lib/util_hash.c b/lib/util_hash.c
index b170b432..f13f1b0e 100644
--- a/lib/util_hash.c
+++ b/lib/util_hash.c
@@ -132,17 +132,18 @@ xbps_file_hash_raw(const char *file)
char *
xbps_file_hash(const char *file)
{
- char *res, hash[SHA256_DIGEST_LENGTH * 2 + 1];
+ char *hash;
unsigned char *digest;
if (!(digest = xbps_file_hash_raw(file)))
return NULL;
+ hash = malloc(SHA256_DIGEST_LENGTH * 2 + 1);
+ assert(hash);
digest2string(digest, hash, SHA256_DIGEST_LENGTH);
- res = strdup(hash);
free(digest);
- return res;
+ return hash;
}
int