[PATCH] Replace memcpy with hashcpy when lengths defined

[Alberto <albcoron@gmail.com>]

From: Alberto Corona <albcoron@gmail.com>

Replaced memcpy with hashcpy where lengts in memcpy
are already defined.

Signed-off-by: Alberto Corona <albcoron@gmail.com>
---
 bundle.c    | 2 +-
 grep.c      | 2 +-
 refs.c      | 2 +-
 sha1_name.c | 4 ++--
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/bundle.c b/bundle.c
index e99065c..7809fbb 100644
--- a/bundle.c
+++ b/bundle.c
@@ -19,7 +19,7 @@ static void add_to_ref_list(const unsigned char *sha1, const char *name,
 		list->list = xrealloc(list->list,
 				list->alloc * sizeof(list->list[0]));
 	}
-	memcpy(list->list[list->nr].sha1, sha1, 20);
+	hashcpy(list->list[list->nr].sha1, sha1);
 	list->list[list->nr].name = xstrdup(name);
 	list->nr++;
 }
diff --git a/grep.c b/grep.c
index c668034..f5101f7 100644
--- a/grep.c
+++ b/grep.c
@@ -1650,7 +1650,7 @@ void grep_source_init(struct grep_source *gs, enum grep_source_type type,
 		break;
 	case GREP_SOURCE_SHA1:
 		gs->identifier = xmalloc(20);
-		memcpy(gs->identifier, identifier, 20);
+		hashcpy(gs->identifier, identifier);
 		break;
 	case GREP_SOURCE_BUF:
 		gs->identifier = NULL;
diff --git a/refs.c b/refs.c
index 89228e2..f90b7ea 100644
--- a/refs.c
+++ b/refs.c
@@ -1222,7 +1222,7 @@ static int resolve_gitlink_packed_ref(struct ref_cache *refs,
 	if (ref == NULL)
 		return -1;
 
-	memcpy(sha1, ref->u.value.sha1, 20);
+	hashcpy(sha1, ref->u.value.sha1);
 	return 0;
 }
 
diff --git a/sha1_name.c b/sha1_name.c
index 6fca869..3f5010f 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -111,7 +111,7 @@ static void find_short_object_filename(int len, const char *hex_pfx, struct disa
 				continue;
 			if (memcmp(de->d_name, hex_pfx + 2, len - 2))
 				continue;
-			memcpy(hex + 2, de->d_name, 38);
+			hashcpy(hex + 2, de->d_name);
 			if (!get_sha1_hex(hex, sha1))
 				update_candidates(ds, sha1);
 		}
@@ -373,7 +373,7 @@ const char *find_unique_abbrev(const unsigned char *sha1, int len)
 	static char hex[41];
 
 	exists = has_sha1_file(sha1);
-	memcpy(hex, sha1_to_hex(sha1), 40);
+	hashcpy(hex, sha1_to_hex(sha1));
 	if (len == 40 || !len)
 		return hex;
 	while (len < 40) {
-- 
1.9.0.138.g2de3478.dirty