diff options
Diffstat (limited to 'net/sunrpc/auth_gss/auth_gss.c')
| -rw-r--r-- | net/sunrpc/auth_gss/auth_gss.c | 30 |
1 files changed, 11 insertions, 19 deletions
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c index abfda33bac6..53995af9ca4 100644 --- a/net/sunrpc/auth_gss/auth_gss.c +++ b/net/sunrpc/auth_gss/auth_gss.c @@ -43,7 +43,6 @@ #include <linux/types.h> #include <linux/slab.h> #include <linux/sched.h> -#include <linux/smp_lock.h> #include <linux/pagemap.h> #include <linux/sunrpc/clnt.h> #include <linux/sunrpc/auth.h> @@ -737,9 +736,6 @@ gss_do_free_ctx(struct gss_cl_ctx *ctx) { dprintk("RPC: gss_free_ctx\n"); - if (ctx->gc_gss_ctx) - gss_delete_sec_context(&ctx->gc_gss_ctx); - kfree(ctx->gc_wire_ctx.data); kfree(ctx); } @@ -754,7 +750,13 @@ gss_free_ctx_callback(struct rcu_head *head) static void gss_free_ctx(struct gss_cl_ctx *ctx) { + struct gss_ctx *gc_gss_ctx; + + gc_gss_ctx = rcu_dereference(ctx->gc_gss_ctx); + rcu_assign_pointer(ctx->gc_gss_ctx, NULL); call_rcu(&ctx->gc_rcu, gss_free_ctx_callback); + if (gc_gss_ctx) + gss_delete_sec_context(&gc_gss_ctx); } static void @@ -1000,9 +1002,7 @@ gss_wrap_req_integ(struct rpc_cred *cred, struct gss_cl_ctx *ctx, offset = (u8 *)p - (u8 *)snd_buf->head[0].iov_base; *p++ = htonl(rqstp->rq_seqno); - lock_kernel(); - status = encode(rqstp, p, obj); - unlock_kernel(); + status = rpc_call_xdrproc(encode, rqstp, p, obj); if (status) return status; @@ -1096,9 +1096,7 @@ gss_wrap_req_priv(struct rpc_cred *cred, struct gss_cl_ctx *ctx, offset = (u8 *)p - (u8 *)snd_buf->head[0].iov_base; *p++ = htonl(rqstp->rq_seqno); - lock_kernel(); - status = encode(rqstp, p, obj); - unlock_kernel(); + status = rpc_call_xdrproc(encode, rqstp, p, obj); if (status) return status; @@ -1157,16 +1155,12 @@ gss_wrap_req(struct rpc_task *task, /* The spec seems a little ambiguous here, but I think that not * wrapping context destruction requests makes the most sense. */ - lock_kernel(); - status = encode(rqstp, p, obj); - unlock_kernel(); + status = rpc_call_xdrproc(encode, rqstp, p, obj); goto out; } switch (gss_cred->gc_service) { case RPC_GSS_SVC_NONE: - lock_kernel(); - status = encode(rqstp, p, obj); - unlock_kernel(); + status = rpc_call_xdrproc(encode, rqstp, p, obj); break; case RPC_GSS_SVC_INTEGRITY: status = gss_wrap_req_integ(cred, ctx, encode, @@ -1282,9 +1276,7 @@ gss_unwrap_resp(struct rpc_task *task, cred->cr_auth->au_rslack = cred->cr_auth->au_verfsize + (p - savedp) + (savedlen - head->iov_len); out_decode: - lock_kernel(); - status = decode(rqstp, p, obj); - unlock_kernel(); + status = rpc_call_xdrproc(decode, rqstp, p, obj); out: gss_put_ctx(ctx); dprintk("RPC: %5u gss_unwrap_resp returning %d\n", task->tk_pid, |