Rev 350: handle corrupt ctdb packets better in http://samba.org/~tridge/ctdb

[tridge]

------------------------------------------------------------
revno: 350
revision-id: [EMAIL PROTECTED]
parent: [EMAIL PROTECTED]
committer: Andrew Tridgell <[EMAIL PROTECTED]>
branch nick: tridge
timestamp: Sat 2007-05-26 14:46:12 +1000
message:
  handle corrupt ctdb packets better
modified:
  common/ctdb_io.c               ctdb_io.c-20070409200335-dzfc7f3rra5rcf60-1
=== modified file 'common/ctdb_io.c'
--- a/common/ctdb_io.c  2007-05-15 04:08:58 +0000
+++ b/common/ctdb_io.c  2007-05-26 04:46:12 +0000
@@ -109,6 +109,11 @@
                uint8_t *d2;
                uint32_t len;
                len = *(uint32_t *)data;
+               if (len == 0) {
+                       /* bad packet! treat as EOF */
+                       DEBUG(0,("Invalid packet of length 0\n"));
+                       goto failed;
+               }
                d2 = talloc_memdup(queue, data, len);
                if (d2 == NULL) {
                        DEBUG(0,("read error memdup failed for %u\n", len));