commit e99d9267c8cc287a60f768d4282c01b9f5f6c975
from: Stefan Sperling <stsp@stsp.name>
date: Thu Oct 07 15:29:27 2021 UTC

plug memory leaks in got-fetch-pack and got-send-pack

ok naddy

commit - dd088d9503d8e7cebbb30c535d8e4d11556c8d30
commit + e99d9267c8cc287a60f768d4282c01b9f5f6c975
blob - e84621dc25c55193b9782419f2eae52217f447c0
blob + dec248671df1f10f622bd433e33a46fc2d10f627
--- lib/gitproto.c
+++ lib/gitproto.c
@@ -84,6 +84,10 @@ got_gitproto_parse_refline(char **id_str, char **refna
 	const struct got_error *err = NULL;
 	char *tokens[3];
 
+	*id_str = NULL;
+	*refname = NULL;
+	/* don't reset *server_capabilities */
+
 	err = tokenize_refline(tokens, line, len, nitems(tokens));
 	if (err)
 		return err;
@@ -93,11 +97,14 @@ got_gitproto_parse_refline(char **id_str, char **refna
 	if (tokens[1])
 		*refname = tokens[1];
 	if (tokens[2]) {
-		char *p;
-		*server_capabilities = tokens[2];
-		p = strrchr(*server_capabilities, '\n');
-		if (p)
-			*p = '\0';
+		if (*server_capabilities == NULL) {
+			char *p;
+			*server_capabilities = tokens[2];
+			p = strrchr(*server_capabilities, '\n');
+			if (p)
+				*p = '\0';
+		} else
+			free(tokens[2]);
 	}
 
 	return NULL;
blob - 171700f1fa26666e69adceb379ea1e594e5513d7
blob + b85f024e4b7e5925391dbd4ff5c8959ddb3234bc
--- libexec/got-fetch-pack/got-fetch-pack.c
+++ libexec/got-fetch-pack/got-fetch-pack.c
@@ -346,6 +346,8 @@ fetch_pack(int fd, int packfd, uint8_t *pack_sha1,
 			err = fetch_error(&buf[4], n - 4);
 			goto done;
 		}
+		free(id_str);
+		free(refname);
 		err = got_gitproto_parse_refline(&id_str, &refname,
 		    &server_capabilities, buf, n);
 		if (err)
blob - eb8f383cfa96ab51e90ae06602d44b10e2336430
blob + bec42fbe983ba0d87334fee8b88459e849fbc337
--- libexec/got-send-pack/got-send-pack.c
+++ libexec/got-send-pack/got-send-pack.c
@@ -353,6 +353,8 @@ send_pack(int fd, struct got_pathlist_head *refs,
 			err = send_error(&buf[4], n - 4);
 			goto done;
 		}
+		free(id_str);
+		free(refname);
 		err = got_gitproto_parse_refline(&id_str, &refname,
 		    &server_capabilities, buf, n);
 		if (err)