Add Solar Designer's additional fixes to buffer management.

1 files changed, 44 insertions, 0 deletions

diff --git a/security/openssh-portable/files/patch-ssh-agent.c b/security/openssh-portable/files/patch-ssh-agent.c
new file mode 100644
index 000000000000..f50ae308e03c
--- /dev/null
+++ b/security/openssh-portable/files/patch-ssh-agent.c
@@ -0,0 +1,44 @@
+--- ssh-agent.c	Sat Mar 15 00:37:09 2003
++++ ssh-agent.c	Wed Sep 17 00:42:15 2003
+@@ -767,7 +767,7 @@ process_message(SocketEntry *e)
+ static void
+ new_socket(sock_type type, int fd)
+ {
+-	u_int i, old_alloc;
++	u_int i, old_alloc, new_alloc;
+ 
+ 	if (fcntl(fd, F_SETFL, O_NONBLOCK) < 0)
+ 		error("fcntl O_NONBLOCK: %s", strerror(errno));
+@@ -778,25 +778,26 @@ new_socket(sock_type type, int fd)
+ 	for (i = 0; i < sockets_alloc; i++)
+ 		if (sockets[i].type == AUTH_UNUSED) {
+ 			sockets[i].fd = fd;
+-			sockets[i].type = type;
+ 			buffer_init(&sockets[i].input);
+ 			buffer_init(&sockets[i].output);
+ 			buffer_init(&sockets[i].request);
++			sockets[i].type = type;
+ 			return;
+ 		}
+ 	old_alloc = sockets_alloc;
+-	sockets_alloc += 10;
++	new_alloc = sockets_alloc + 10;
+ 	if (sockets)
+-		sockets = xrealloc(sockets, sockets_alloc * sizeof(sockets[0]));
++		sockets = xrealloc(sockets, new_alloc * sizeof(sockets[0]));
+ 	else
+-		sockets = xmalloc(sockets_alloc * sizeof(sockets[0]));
+-	for (i = old_alloc; i < sockets_alloc; i++)
++		sockets = xmalloc(new_alloc * sizeof(sockets[0]));
++	for (i = old_alloc; i < new_alloc; i++)
+ 		sockets[i].type = AUTH_UNUSED;
+-	sockets[old_alloc].type = type;
++	sockets_alloc = new_alloc;
+ 	sockets[old_alloc].fd = fd;
+ 	buffer_init(&sockets[old_alloc].input);
+ 	buffer_init(&sockets[old_alloc].output);
+ 	buffer_init(&sockets[old_alloc].request);
++	sockets[old_alloc].type = type;
+ }
+ 
+ static int