sunrpc: fix expiry of auth creds

commit f1bafa7375c01ff71fb7cb97c06caadfcfe815f3 upstream.

Before this commit, with a large enough LRU of expired items (100), the
loop skipped all the expired items and was entirely ineffectual in
trimming the LRU list.

Fixes: 95cd623250ad ('SUNRPC: Clean up the AUTH cache code')
Signed-off-by: Dan Aloni <dan.aloni@vastdata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index a9f0d17fdb0d64dce0bd0829ee58b31f024d1a0c..1bae32c482846a048c65ddcde53777f8aa8aa9eb 100644 (file)
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -445,7 +445,7 @@ rpcauth_prune_expired(struct list_head *free, int nr_to_scan)
                 * Enforce a 60 second garbage collection moratorium
                 * Note that the cred_unused list must be time-ordered.
                 */
-               if (!time_in_range(cred->cr_expire, expired, jiffies))
+               if (time_in_range(cred->cr_expire, expired, jiffies))
                        continue;
                if (!rpcauth_unhash_cred(cred))
                        continue;