[PATCH] nfsd: clear signals before exiting the nfsd() thread

Fixes the error "RPC: failed to contact portmap (errno -512)." when the server
later tries to unregister from the portmapper.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 39551657e65..02ded7cfbdc 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -258,6 +258,8 @@ nfsd(struct svc_rqst *rqstp)
                                 break;
                 err = signo;
         }
+        /* Clear signals before calling lockd_down() and svc_exit_thread() */
+        flush_signals(current);
 
         lock_kernel();