thodg/libgit2

diff --git a/src/transports/cred.c b/src/transports/cred.c
index e137ca9..8c97924 100644
--- a/src/transports/cred.c
+++ b/src/transports/cred.c
@@ -34,7 +34,7 @@ int git_cred_userpass_plaintext_new(
 	if (!cred)
 		return -1;
 
-	c = (git_cred_userpass_plaintext *)git__malloc(sizeof(git_cred_userpass_plaintext));
+	c = git__malloc(sizeof(git_cred_userpass_plaintext));
 	GITERR_CHECK_ALLOC(c);
 
 	c->parent.credtype = GIT_CREDTYPE_USERPASS_PLAINTEXT;
diff --git a/src/transports/git.c b/src/transports/git.c
index c931dd8..e8a7bde 100644
--- a/src/transports/git.c
+++ b/src/transports/git.c
@@ -154,7 +154,7 @@ static int git_stream_alloc(
 	if (!stream)
 		return -1;
 
-	s = (git_stream *)git__calloc(sizeof(git_stream), 1);
+	s = git__calloc(sizeof(git_stream), 1);
 	GITERR_CHECK_ALLOC(s);
 
 	s->parent.subtransport = &t->parent;
@@ -335,7 +335,7 @@ int git_smart_subtransport_git(git_smart_subtransport **out, git_transport *owne
 	if (!out)
 		return -1;
 
-	t = (git_subtransport *)git__calloc(sizeof(git_subtransport), 1);
+	t = git__calloc(sizeof(git_subtransport), 1);
 	GITERR_CHECK_ALLOC(t);
 
 	t->owner = owner;
diff --git a/src/transports/http.c b/src/transports/http.c
index b8fc4fe..4ef99e3 100644
--- a/src/transports/http.c
+++ b/src/transports/http.c
@@ -545,7 +545,7 @@ static int http_stream_write_chunked(
 		int count = MIN(CHUNK_SIZE - s->chunk_buffer_len, len);
 
 		if (!s->chunk_buffer)
-			s->chunk_buffer = (char *)git__malloc(CHUNK_SIZE);
+			s->chunk_buffer = git__malloc(CHUNK_SIZE);
 
 		memcpy(s->chunk_buffer + s->chunk_buffer_len, buffer, count);
 		s->chunk_buffer_len += count;
@@ -626,7 +626,7 @@ static int http_stream_alloc(http_subtransport *t,
 	if (!stream)
 		return -1;
 
-	s = (http_stream *)git__calloc(sizeof(http_stream), 1);
+	s = git__calloc(sizeof(http_stream), 1);
 	GITERR_CHECK_ALLOC(s);
 
 	s->parent.subtransport = &t->parent;
@@ -838,7 +838,7 @@ int git_smart_subtransport_http(git_smart_subtransport **out, git_transport *own
 	if (!out)
 		return -1;
 
-	t = (http_subtransport *)git__calloc(sizeof(http_subtransport), 1);
+	t = git__calloc(sizeof(http_subtransport), 1);
 	GITERR_CHECK_ALLOC(t);
 
 	t->owner = (transport_smart *)owner;
diff --git a/src/transports/local.c b/src/transports/local.c
index db9a08a..62e8024 100644
--- a/src/transports/local.c
+++ b/src/transports/local.c
@@ -43,7 +43,7 @@ static int add_ref(transport_local *t, const char *name)
 	git_object *obj = NULL, *target = NULL;
 	git_buf buf = GIT_BUF_INIT;
 
-	head = (git_remote_head *)git__calloc(1, sizeof(git_remote_head));
+	head = git__calloc(1, sizeof(git_remote_head));
 	GITERR_CHECK_ALLOC(head);
 
 	head->name = git__strdup(name);
@@ -78,7 +78,7 @@ static int add_ref(transport_local *t, const char *name)
 	}
 
 	/* And if it's a tag, peel it, and add it to the list */
-	head = (git_remote_head *)git__calloc(1, sizeof(git_remote_head));
+	head = git__calloc(1, sizeof(git_remote_head));
 	GITERR_CHECK_ALLOC(head);
 	if (git_buf_join(&buf, 0, name, peeled) < 0)
 		return -1;
diff --git a/src/transports/smart.c b/src/transports/smart.c
index 00f8832..94d389b 100644
--- a/src/transports/smart.c
+++ b/src/transports/smart.c
@@ -300,7 +300,7 @@ int git_transport_smart(git_transport **out, git_remote *owner, void *param)
 	if (!param)
 		return -1;
 
-	t = (transport_smart *)git__calloc(sizeof(transport_smart), 1);
+	t = git__calloc(sizeof(transport_smart), 1);
 	GITERR_CHECK_ALLOC(t);
 
 	t->parent.set_callbacks = git_smart__set_callbacks;
diff --git a/src/transports/smart_pkt.c b/src/transports/smart_pkt.c
index df98637..c067430 100644
--- a/src/transports/smart_pkt.c
+++ b/src/transports/smart_pkt.c
@@ -30,7 +30,7 @@ static int flush_pkt(git_pkt **out)
 {
 	git_pkt *pkt;
 
-	pkt = (git_pkt *) git__malloc(sizeof(git_pkt));
+	pkt = git__malloc(sizeof(git_pkt));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_FLUSH;
@@ -46,7 +46,7 @@ static int ack_pkt(git_pkt **out, const char *line, size_t len)
 	GIT_UNUSED(line);
 	GIT_UNUSED(len);
 
-	pkt = (git_pkt_ack *) git__calloc(1, sizeof(git_pkt_ack));
+	pkt = git__calloc(1, sizeof(git_pkt_ack));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_ACK;
@@ -73,7 +73,7 @@ static int nak_pkt(git_pkt **out)
 {
 	git_pkt *pkt;
 
-	pkt = (git_pkt *) git__malloc(sizeof(git_pkt));
+	pkt = git__malloc(sizeof(git_pkt));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_NAK;
@@ -86,7 +86,7 @@ static int pack_pkt(git_pkt **out)
 {
 	git_pkt *pkt;
 
-	pkt = (git_pkt *) git__malloc(sizeof(git_pkt));
+	pkt = git__malloc(sizeof(git_pkt));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_PACK;
@@ -99,7 +99,7 @@ static int comment_pkt(git_pkt **out, const char *line, size_t len)
 {
 	git_pkt_comment *pkt;
 
-	pkt = (git_pkt_comment *) git__malloc(sizeof(git_pkt_comment) + len + 1);
+	pkt = git__malloc(sizeof(git_pkt_comment) + len + 1);
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_COMMENT;
@@ -118,7 +118,7 @@ static int err_pkt(git_pkt **out, const char *line, size_t len)
 	/* Remove "ERR " from the line */
 	line += 4;
 	len -= 4;
-	pkt = (git_pkt_err *) git__malloc(sizeof(git_pkt_err) + len + 1);
+	pkt = git__malloc(sizeof(git_pkt_err) + len + 1);
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_ERR;
@@ -136,7 +136,7 @@ static int data_pkt(git_pkt **out, const char *line, size_t len)
 
 	line++;
 	len--;
-	pkt = (git_pkt_data *) git__malloc(sizeof(git_pkt_data) + len);
+	pkt = git__malloc(sizeof(git_pkt_data) + len);
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_DATA;
@@ -154,7 +154,7 @@ static int progress_pkt(git_pkt **out, const char *line, size_t len)
 
 	line++;
 	len--;
-	pkt = (git_pkt_progress *) git__malloc(sizeof(git_pkt_progress) + len);
+	pkt = git__malloc(sizeof(git_pkt_progress) + len);
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_PROGRESS;
@@ -174,7 +174,7 @@ static int ref_pkt(git_pkt **out, const char *line, size_t len)
 	int error;
 	git_pkt_ref *pkt;
 
-	pkt = (git_pkt_ref *) git__malloc(sizeof(git_pkt_ref));
+	pkt = git__malloc(sizeof(git_pkt_ref));
 	GITERR_CHECK_ALLOC(pkt);
 
 	memset(pkt, 0x0, sizeof(git_pkt_ref));
@@ -196,7 +196,7 @@ static int ref_pkt(git_pkt **out, const char *line, size_t len)
 	if (line[len - 1] == '\n')
 		--len;
 
-	pkt->head.name = (char *) git__malloc(len + 1);
+	pkt->head.name = git__malloc(len + 1);
 	GITERR_CHECK_ALLOC(pkt->head.name);
 
 	memcpy(pkt->head.name, line, len);
@@ -219,7 +219,7 @@ static int ok_pkt(git_pkt **out, const char *line, size_t len)
 	git_pkt_ok *pkt;
 	const char *ptr;
 
-	pkt = (git_pkt_ok *) git__malloc(sizeof(*pkt));
+	pkt = git__malloc(sizeof(*pkt));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_OK;
@@ -228,7 +228,7 @@ static int ok_pkt(git_pkt **out, const char *line, size_t len)
 	ptr = strchr(line, '\n');
 	len = ptr - line;
 
-	pkt->ref = (char *) git__malloc(len + 1);
+	pkt->ref = git__malloc(len + 1);
 	GITERR_CHECK_ALLOC(pkt->ref);
 
 	memcpy(pkt->ref, line, len);
@@ -243,7 +243,7 @@ static int ng_pkt(git_pkt **out, const char *line, size_t len)
 	git_pkt_ng *pkt;
 	const char *ptr;
 
-	pkt = (git_pkt_ng *) git__malloc(sizeof(*pkt));
+	pkt = git__malloc(sizeof(*pkt));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_NG;
@@ -252,7 +252,7 @@ static int ng_pkt(git_pkt **out, const char *line, size_t len)
 	ptr = strchr(line, ' ');
 	len = ptr - line;
 
-	pkt->ref = (char *) git__malloc(len + 1);
+	pkt->ref = git__malloc(len + 1);
 	GITERR_CHECK_ALLOC(pkt->ref);
 
 	memcpy(pkt->ref, line, len);
@@ -262,7 +262,7 @@ static int ng_pkt(git_pkt **out, const char *line, size_t len)
 	ptr = strchr(line, '\n');
 	len = ptr - line;
 
-	pkt->msg = (char *) git__malloc(len + 1);
+	pkt->msg = git__malloc(len + 1);
 	GITERR_CHECK_ALLOC(pkt->msg);
 
 	memcpy(pkt->msg, line, len);
@@ -278,7 +278,7 @@ static int unpack_pkt(git_pkt **out, const char *line, size_t len)
 
 	GIT_UNUSED(len);
 
-	pkt = (git_pkt_unpack *) git__malloc(sizeof(*pkt));
+	pkt = git__malloc(sizeof(*pkt));
 	GITERR_CHECK_ALLOC(pkt);
 
 	pkt->type = GIT_PKT_UNPACK;
diff --git a/src/transports/smart_protocol.c b/src/transports/smart_protocol.c
index 7a604aa..80ff726 100644
--- a/src/transports/smart_protocol.c
+++ b/src/transports/smart_protocol.c
@@ -597,7 +597,7 @@ static int parse_report(gitno_buffer *buf, git_push *push)
 		gitno_consume(buf, line_end);
 
 		if (pkt->type == GIT_PKT_OK) {
-			push_status *status = (push_status *) git__malloc(sizeof(push_status));
+			push_status *status = git__malloc(sizeof(push_status));
 			GITERR_CHECK_ALLOC(status);
 			status->ref = git__strdup(((git_pkt_ok *)pkt)->ref);
 			status->msg = NULL;
@@ -610,7 +610,7 @@ static int parse_report(gitno_buffer *buf, git_push *push)
 		}
 
 		if (pkt->type == GIT_PKT_NG) {
-			push_status *status = (push_status *) git__malloc(sizeof(push_status));
+			push_status *status = git__malloc(sizeof(push_status));
 			GITERR_CHECK_ALLOC(status);
 			status->ref = git__strdup(((git_pkt_ng *)pkt)->ref);
 			status->msg = git__strdup(((git_pkt_ng *)pkt)->msg);
diff --git a/src/transports/winhttp.c b/src/transports/winhttp.c
index fa1bbb7..dab25f9 100644
--- a/src/transports/winhttp.c
+++ b/src/transports/winhttp.c
@@ -104,7 +104,7 @@ static int apply_basic_credential(HINTERNET request, git_cred *cred)
 		goto on_error;
 	}
 
-	wide = (wchar_t *)git__malloc(wide_len * sizeof(wchar_t));
+	wide = git__malloc(wide_len * sizeof(wchar_t));
 
 	if (!wide)
 		goto on_error;
@@ -389,7 +389,7 @@ replay:
 				return -1;
 			}
 
-			buffer = (char *)git__malloc(CACHED_POST_BODY_BUF_SIZE);
+			buffer = git__malloc(CACHED_POST_BODY_BUF_SIZE);
 
 			while (len > 0) {
 				DWORD bytes_written;
@@ -702,7 +702,7 @@ static int winhttp_stream_write_chunked(
 		int count = MIN(CACHED_POST_BODY_BUF_SIZE - s->chunk_buffer_len, len);
 
 		if (!s->chunk_buffer)
-			s->chunk_buffer = (char *)git__malloc(CACHED_POST_BODY_BUF_SIZE);
+			s->chunk_buffer = git__malloc(CACHED_POST_BODY_BUF_SIZE);
 
 		memcpy(s->chunk_buffer + s->chunk_buffer_len, buffer, count);
 		s->chunk_buffer_len += count;
@@ -756,7 +756,7 @@ static int winhttp_stream_alloc(winhttp_subtransport *t, winhttp_stream **stream
 	if (!stream)
 		return -1;
 
-	s = (winhttp_stream *)git__calloc(sizeof(winhttp_stream), 1);
+	s = git__calloc(sizeof(winhttp_stream), 1);
 	GITERR_CHECK_ALLOC(s);
 
 	s->parent.subtransport = &t->parent;
@@ -988,7 +988,7 @@ int git_smart_subtransport_http(git_smart_subtransport **out, git_transport *own
 	if (!out)
 		return -1;
 
-	t = (winhttp_subtransport *)git__calloc(sizeof(winhttp_subtransport), 1);
+	t = git__calloc(sizeof(winhttp_subtransport), 1);
 	GITERR_CHECK_ALLOC(t);
 
 	t->owner = (transport_smart *)owner;