openrc-run: use static array instead of malloc(BUFSIZ)

Author: navi-desu

src/openrc-run/openrc-run.c

@@ -363,7 +363,7 @@ svc_exec(const char *arg1, const char *arg2)
 	int flags = 0;
 	struct pollfd fd[2];
 	int s;
-	char *buffer;
+	char buffer[BUFSIZ];
 	size_t bytes;
 	bool prefixed = false;
 	int slave_tty;
@@ -426,7 +426,6 @@ svc_exec(const char *arg1, const char *arg2)
 		/* UNREACHABLE */
 	}
 
-	buffer = xmalloc(sizeof(char) * BUFSIZ);
 	fd[0].fd = signal_pipe[0];
 	fd[1].fd = master_tty;
 	fd[0].events = fd[1].events = POLLIN;
@@ -480,8 +479,6 @@ svc_exec(const char *arg1, const char *arg2)
 		}
 	}
 
-	free(buffer);
-
 	sigemptyset (&sigchldmask);
 	sigaddset (&sigchldmask, SIGCHLD);
 	sigprocmask (SIG_BLOCK, &sigchldmask, &oldmask);