[PATCH] kNFSd: minor memory leak fix.

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>

net/sunrpc/svcauth_unix.c

@@ -104,6 +104,7 @@ void ip_map_put(struct cache_head *item, struct cache_detail *cd)
 		if (test_bit(CACHE_VALID, &item->flags) &&
 		    !test_bit(CACHE_NEGATIVE, &item->flags))
 			auth_domain_put(&im->m_client->h);
+		kfree(im->m_class);
 		kfree(im);
 	}
 }