Author: rmacklem
Date: Fri May 22 16:41:33 2009
New Revision: 192588
URL: http://svn.freebsd.org/changeset/base/192588
Log:
Change the reboot panic that would have occurred if clientid
numbers wrapped around to a printf() warning of a possible
DOS attack, in the experimental nfsv4 server.
Approved by: kib (mentor)
Modified:
head/sys/fs/nfsserver/nfs_nfsdstate.c
Modified: head/sys/fs/nfsserver/nfs_nfsdstate.c
==============================================================================
--- head/sys/fs/nfsserver/nfs_nfsdstate.c Fri May 22 16:11:00 2009
(r192587)
+++ head/sys/fs/nfsserver/nfs_nfsdstate.c Fri May 22 16:41:33 2009
(r192588)
@@ -3705,12 +3705,8 @@ nfsrv_nextclientindex(void)
if (client_index != 0)
return (client_index);
- /*
- * In practice we'll never get here, but the panic is here
- * just for fun. (client_index will not wrap around on any real server)
- */
- panic("nfsv4 server out of clientids");
- return (0); /* Just to shut the compiler up */
+ printf("out of clientids, possible DOS attack\n");
+ return (client_index);
}
/*
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