[LEDE-DEV] [PATCH] procd: Fix memory leaks found by cppcheck

[Rosen Penev]

Signed-off by: Rosen Penev <rosenp at gmail.com>
---
 initd/mkdev.c      | 1 +
 service/instance.c | 1 +
 trace/trace.c      | 5 ++++-
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/initd/mkdev.c b/initd/mkdev.c
index e6d3d0c..e826707 100644
--- a/initd/mkdev.c
+++ b/initd/mkdev.c
@@ -121,5 +121,6 @@ int mkdev(const char *name, int _mode)
 	n_patterns = 1;
 	find_devs(true);
 	find_devs(false);
+	free(pattern);
 	return chdir("/");
 }
diff --git a/service/instance.c b/service/instance.c
index d75e1ab..8838049 100644
--- a/service/instance.c
+++ b/service/instance.c
@@ -263,6 +263,7 @@ instance_writepid(struct service_instance *in)
 	if (fprintf(_pidfile, "%d\n", in->proc.pid) < 0) {
 		ERROR("failed to write pidfile: %s: %d (%s)",
 			in->pidfile, errno, strerror(errno));
+		fclose(_pidfile);
 		return 2;
 	}
 	if (fclose(_pidfile)) {
diff --git a/trace/trace.c b/trace/trace.c
index b0005b8..662010e 100644
--- a/trace/trace.c
+++ b/trace/trace.c
@@ -176,7 +176,7 @@ int main(int argc, char **argv, char **envp)
 	if (child == 0) {
 		char **_argv = calloc(argc + 1, sizeof(char *));
 		char **_envp;
-		char preload[] = "LD_PRELOAD=/lib/libpreload-trace.so";
+		char *preload = "LD_PRELOAD=/lib/libpreload-trace.so";
 		int envc = 1;
 		int ret;
 
@@ -191,6 +191,9 @@ int main(int argc, char **argv, char **envp)
 
 		ret = execve(_argv[0], _argv, envp);
 		ERROR("failed to exec %s: %s\n", _argv[0], strerror(errno));
+
+		free(_argv);
+		free(_envp);
 		return ret;
 	}
 
-- 
2.9.3