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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 12:58:59 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 12:58:59 -0300
commit0520a938e11c34a5ffc422b9316b85e294b0fbb2 (patch)
tree9e44592eccb90ed2d2b3a893fb602e4ca894f695 /net/sunrpc/auth_gss
parent273d4428f8c4cc94c9598f8bcc006ec2e8c654ea (diff)
Linux-libre 4.7.3-gnupck-4.7.3-gnu
Diffstat (limited to 'net/sunrpc/auth_gss')
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index e64ae93d5..bf4b0e98f 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -340,12 +340,14 @@ gss_release_msg(struct gss_upcall_msg *gss_msg)
}
static struct gss_upcall_msg *
-__gss_find_upcall(struct rpc_pipe *pipe, kuid_t uid)
+__gss_find_upcall(struct rpc_pipe *pipe, kuid_t uid, const struct gss_auth *auth)
{
struct gss_upcall_msg *pos;
list_for_each_entry(pos, &pipe->in_downcall, list) {
if (!uid_eq(pos->uid, uid))
continue;
+ if (auth && pos->auth->service != auth->service)
+ continue;
atomic_inc(&pos->count);
dprintk("RPC: %s found msg %p\n", __func__, pos);
return pos;
@@ -365,7 +367,7 @@ gss_add_msg(struct gss_upcall_msg *gss_msg)
struct gss_upcall_msg *old;
spin_lock(&pipe->lock);
- old = __gss_find_upcall(pipe, gss_msg->uid);
+ old = __gss_find_upcall(pipe, gss_msg->uid, gss_msg->auth);
if (old == NULL) {
atomic_inc(&gss_msg->count);
list_add(&gss_msg->list, &pipe->in_downcall);
@@ -714,7 +716,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
err = -ENOENT;
/* Find a matching upcall */
spin_lock(&pipe->lock);
- gss_msg = __gss_find_upcall(pipe, uid);
+ gss_msg = __gss_find_upcall(pipe, uid, NULL);
if (gss_msg == NULL) {
spin_unlock(&pipe->lock);
goto err_put_ctx;