Replace a function-local allocation with stack memory.

ok djm@

diff --git a/usr.bin/ssh/clientloop.c b/usr.bin/ssh/clientloop.c
index 4c561df..000b807 100644 (file)
--- a/usr.bin/ssh/clientloop.c
+++ b/usr.bin/ssh/clientloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: clientloop.c,v 1.275 2015/07/10 06:21:53 markus Exp $ */
+/* $OpenBSD: clientloop.c,v 1.276 2015/10/20 03:36:35 mmcc Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -303,11 +303,10 @@ client_x11_get_proto(const char *display, const char *xauth_path,
        static char proto[512], data[512];
        FILE *f;
        int got_data = 0, generated = 0, do_unlink = 0, i;
-       char *xauthdir, *xauthfile;
+       char xauthdir[PATH_MAX] = "", xauthfile[PATH_MAX] = "";
        struct stat st;
        u_int now, x11_timeout_real;
 
-       xauthdir = xauthfile = NULL;
        *_proto = proto;
        *_data = data;
        proto[0] = data[0] = '\0';
@@ -335,8 +334,6 @@ client_x11_get_proto(const char *display, const char *xauth_path,
                        display = xdisplay;
                }
                if (trusted == 0) {
-                       xauthdir = xmalloc(PATH_MAX);
-                       xauthfile = xmalloc(PATH_MAX);
                        mktemp_proto(xauthdir, PATH_MAX);
                        /*
                         * The authentication cookie should briefly outlive
@@ -399,8 +396,6 @@ client_x11_get_proto(const char *display, const char *xauth_path,
                unlink(xauthfile);
                rmdir(xauthdir);
        }
-       free(xauthdir);
-       free(xauthfile);
 
        /*
         * If we didn't get authentication data, just make up some