From: Guus Sliepen <guus@tinc-vpn.org>
Date: Thu, 23 Jun 2016 13:59:43 +0000 (+0200)
Subject: Fix potential memory leaks found by the Clang static analyzer.
X-Git-Tag: release-1.1pre15~62
X-Git-Url: https://tinc-vpn.org/git/browse?a=commitdiff_plain;h=b9b0defaf422bcc1272f87d791d9ac53c9539734;p=tinc

Fix potential memory leaks found by the Clang static analyzer.
---

diff --git a/src/tincctl.c b/src/tincctl.c
index a0a7633d..465c9813 100644
--- a/src/tincctl.c
+++ b/src/tincctl.c
@@ -2521,6 +2521,7 @@ static int cmd_verify(int argc, char *argv[]) {
 	char *newline = memchr(data, '\n', len);
 	if(!newline || (newline - data > MAX_STRING_SIZE - 1)) {
 		fprintf(stderr, "Invalid input\n");
+		free(data);
 		return 1;
 	}
 
@@ -2533,11 +2534,13 @@ static int cmd_verify(int argc, char *argv[]) {
 
 	if(sscanf(data, "Signature = %s %ld %s", signer, &t, sig) != 3 || strlen(sig) != 86 || !t || !check_id(signer)) {
 		fprintf(stderr, "Invalid input\n");
+		free(data);
 		return 1;
 	}
 
 	if(node && strcmp(node, signer)) {
 		fprintf(stderr, "Signature is not made by %s\n", node);
+		free(data);
 		return 1;
 	}
 
@@ -2831,8 +2834,10 @@ static int cmd_shell(int argc, char *argv[]) {
 		if(nargc == argc)
 			continue;
 
-		if(!strcasecmp(nargv[argc], "exit") || !strcasecmp(nargv[argc], "quit"))
+		if(!strcasecmp(nargv[argc], "exit") || !strcasecmp(nargv[argc], "quit")) {
+			free(nargv);
 			return result;
+		}
 
 		bool found = false;