From: Guy Shapiro <guysh@mellanox.com>
Date: Thu, 22 Oct 2015 12:20:11 +0000 (+0300)
Subject: IB/ucma: Take the network namespace from the process
X-Git-Tag: v4.4-rc1~78^2~30
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=95893dde99d9d14f8a6ac99ea3103792a8da5f25;p=thirdparty%2Fkernel%2Flinux.git

IB/ucma: Take the network namespace from the process

Add support for network namespaces from user space. This is done by passing
the network namespace of the process instead of init_net.

Signed-off-by: Haggai Eran <haggaie@mellanox.com>
Signed-off-by: Yotam Kenneth <yotamke@mellanox.com>
Signed-off-by: Shachar Raindel <raindel@mellanox.com>
Signed-off-by: Guy Shapiro <guysh@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
---

diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index e80c107450ab1..8b5a934e1133d 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -42,6 +42,7 @@
 #include <linux/slab.h>
 #include <linux/sysctl.h>
 #include <linux/module.h>
+#include <linux/nsproxy.h>
 
 #include <rdma/rdma_user_cm.h>
 #include <rdma/ib_marshall.h>
@@ -472,8 +473,8 @@ static ssize_t ucma_create_id(struct ucma_file *file, const char __user *inbuf,
 		return -ENOMEM;
 
 	ctx->uid = cmd.uid;
-	ctx->cm_id = rdma_create_id(&init_net, ucma_event_handler, ctx, cmd.ps,
-				    qp_type);
+	ctx->cm_id = rdma_create_id(current->nsproxy->net_ns,
+				    ucma_event_handler, ctx, cmd.ps, qp_type);
 	if (IS_ERR(ctx->cm_id)) {
 		ret = PTR_ERR(ctx->cm_id);
 		goto err1;