2.6.39-stable review patch.  If anyone has any objections, please let us know.

------------------


From: Joe Perches <[email protected]>

[ Upstream commit 6c4a5cb219520c7bc937ee186ca53f03733bd09f ]

A mis-configured filter can spam the logs with lots of stack traces.

Rate-limit the warnings and add printout of the bogus filter information.

Original-patch-by: Ben Greear <[email protected]>
Signed-off-by: Joe Perches <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 net/core/filter.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -409,7 +409,9 @@ load_b:
                        continue;
                }
                default:
-                       WARN_ON(1);
+                       WARN_RATELIMIT(1, "Unknown code:%u jt:%u tf:%u k:%u\n",
+                                      fentry->code, fentry->jt,
+                                      fentry->jf, fentry->k);
                        return 0;
                }
        }


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