SUNRPC: Fix a bug in rpcauth_lookup_credcache() (25337fdc) · Commits · 戴 / test

include/linux/sunrpc/auth.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -59,8 +59,8 @@ struct rpc_cred {
		/*
		* Client authentication handle
		*/
		#define RPC_CREDCACHE_NR 8
		#define RPC_CREDCACHE_MASK (RPC_CREDCACHE_NR - 1)
		#define RPC_CREDCACHE_HASHBITS 4
		#define RPC_CREDCACHE_NR (1 << RPC_CREDCACHE_HASHBITS)
		struct rpc_cred_cache {
		struct hlist_head hashtable[RPC_CREDCACHE_NR];
		spinlock_t lock;

+4 −1

Original line number	Diff line number	Diff line
		@@ -11,6 +11,7 @@
		#include <linux/module.h>
		#include <linux/slab.h>
		#include <linux/errno.h>
		#include <linux/hash.h>
		#include <linux/sunrpc/clnt.h>
		#include <linux/spinlock.h>

		@@ -280,7 +281,9 @@ rpcauth_lookup_credcache(struct rpc_auth auth, struct auth_cred acred,
		struct hlist_node *pos;
		struct rpc_cred *cred = NULL,
		entry, new;
		int nr = 0;
		unsigned int nr;

		nr = hash_long(acred->uid, RPC_CREDCACHE_HASHBITS);

		if (!(flags & RPCAUTH_LOOKUP_ROOTCREDS))
		nr = acred->uid & RPC_CREDCACHE_MASK;