From 20419cc18818b8c2644f899c19febc83e6326bc4 Mon Sep 17 00:00:00 2001
From: djm <djm>
Date: Tue, 16 Sep 2003 21:31:14 +0000
Subject: [PATCH]  - (djm) OpenBSD Sync    - markus@cvs.openbsd.org 2003/09/16
 21:02:40      [buffer.c channels.c version.h]      more malloc/fatal fixes;
 ok millert/deraadt; ghudson at MIT.EDU

---
 ChangeLog  |  4 ++++
 buffer.c   | 15 ++++++++++-----
 channels.c |  7 ++++---
 version.h  |  4 ++--
 4 files changed, 20 insertions(+), 10 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 779c2e8a..8afe0bc9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 20030917
  - (djm) Sync with V_3_7 branch
+ - (djm) OpenBSD Sync
+   - markus@cvs.openbsd.org 2003/09/16 21:02:40
+     [buffer.c channels.c version.h]
+     more malloc/fatal fixes; ok millert/deraadt; ghudson at MIT.EDU
 
 20030916
  - (dtucker) [acconfig.h configure.ac defines.h session.c] Bug #252: Retrieve
diff --git a/buffer.c b/buffer.c
index 8ff8c2f4..aee293f8 100644
--- a/buffer.c
+++ b/buffer.c
@@ -12,7 +12,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: buffer.c,v 1.17 2003/09/16 03:03:47 deraadt Exp $");
+RCSID("$OpenBSD: buffer.c,v 1.18 2003/09/16 21:02:39 markus Exp $");
 
 #include "xmalloc.h"
 #include "buffer.h"
@@ -23,8 +23,11 @@ RCSID("$OpenBSD: buffer.c,v 1.17 2003/09/16 03:03:47 deraadt Exp $");
 void
 buffer_init(Buffer *buffer)
 {
-	buffer->alloc = 4096;
-	buffer->buf = xmalloc(buffer->alloc);
+	const u_int len = 4096;
+
+	buffer->alloc = 0;
+	buffer->buf = xmalloc(len);
+	buffer->alloc = len;
 	buffer->offset = 0;
 	buffer->end = 0;
 }
@@ -34,8 +37,10 @@ buffer_init(Buffer *buffer)
 void
 buffer_free(Buffer *buffer)
 {
-	memset(buffer->buf, 0, buffer->alloc);
-	xfree(buffer->buf);
+	if (buffer->alloc > 0) {
+		memset(buffer->buf, 0, buffer->alloc);
+		xfree(buffer->buf);
+	}
 }
 
 /*
diff --git a/channels.c b/channels.c
index 65a6a7f0..3d75c8f2 100644
--- a/channels.c
+++ b/channels.c
@@ -39,7 +39,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: channels.c,v 1.194 2003/08/29 10:04:36 markus Exp $");
+RCSID("$OpenBSD: channels.c,v 1.195 2003/09/16 21:02:40 markus Exp $");
 
 #include "ssh.h"
 #include "ssh1.h"
@@ -229,12 +229,13 @@ channel_new(char *ctype, int type, int rfd, int wfd, int efd,
 	if (found == -1) {
 		/* There are no free slots.  Take last+1 slot and expand the array.  */
 		found = channels_alloc;
-		channels_alloc += 10;
 		if (channels_alloc > 10000)
 			fatal("channel_new: internal error: channels_alloc %d "
 			    "too big.", channels_alloc);
+		channels = xrealloc(channels,
+		    (channels_alloc + 10) * sizeof(Channel *));
+		channels_alloc += 10;
 		debug2("channel: expanding %d", channels_alloc);
-		channels = xrealloc(channels, channels_alloc * sizeof(Channel *));
 		for (i = found; i < channels_alloc; i++)
 			channels[i] = NULL;
 	}
diff --git a/version.h b/version.h
index 37e0c22a..20daac42 100644
--- a/version.h
+++ b/version.h
@@ -1,3 +1,3 @@
-/* $OpenBSD: version.h,v 1.37 2003/04/01 10:56:46 markus Exp $ */
+/* $OpenBSD: version.h,v 1.39 2003/09/16 21:02:40 markus Exp $ */
 
-#define SSH_VERSION    "OpenSSH_3.7p1"
+#define SSH_VERSION	"OpenSSH_3.7.1p1"
-- 
2.45.1