2 files changed, 17 insertions, 14 deletions

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 863f64befc7c..c2cba734c5cb 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -262,14 +262,14 @@ static void cma_detach_from_dev(struct rdma_id_private *id_priv)
 static int cma_acquire_ib_dev(struct rdma_id_private *id_priv)
 {
         struct cma_device *cma_dev;
-        union ib_gid *gid;
+        union ib_gid gid;
         int ret = -ENODEV;
 
-        gid = ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr);
+        ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid),
 
         mutex_lock(&lock);
         list_for_each_entry(cma_dev, &dev_list, list) {
-                ret = ib_find_cached_gid(cma_dev->device, gid,
+                ret = ib_find_cached_gid(cma_dev->device, &gid,
                                          &id_priv->id.port_num, NULL);
                 if (!ret) {
                         cma_attach_to_dev(id_priv, cma_dev);
@@ -1134,8 +1134,8 @@ static int cma_query_ib_route(struct rdma_id_private *id_priv, int timeout_ms,
         struct ib_sa_path_rec path_rec;
 
         memset(&path_rec, 0, sizeof path_rec);
-        path_rec.sgid = *ib_addr_get_sgid(addr);
-        path_rec.dgid = *ib_addr_get_dgid(addr);
+        ib_addr_get_sgid(addr, &path_rec.sgid);
+        ib_addr_get_dgid(addr, &path_rec.dgid);
         path_rec.pkey = cpu_to_be16(ib_addr_get_pkey(addr));
         path_rec.numb_path = 1;
 
@@ -1263,7 +1263,7 @@ static int cma_bind_loopback(struct rdma_id_private *id_priv)
 {
         struct cma_device *cma_dev;
         struct ib_port_attr port_attr;
-        union ib_gid *gid;
+        union ib_gid gid;
         u16 pkey;
         int ret;
         u8 p;
@@ -1284,8 +1284,7 @@ static int cma_bind_loopback(struct rdma_id_private *id_priv)
         }
 
 port_found:
-        gid = ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr);
-        ret = ib_get_cached_gid(cma_dev->device, p, 0, gid);
+        ret = ib_get_cached_gid(cma_dev->device, p, 0, &gid);
         if (ret)
                 goto out;
 
@@ -1293,6 +1292,7 @@ port_found:
         if (ret)
                 goto out;
 
+        ib_addr_set_sgid(&id_priv->id.route.addr.dev_addr, &gid);
         ib_addr_set_pkey(&id_priv->id.route.addr.dev_addr, pkey);
         id_priv->id.port_num = p;
         cma_attach_to_dev(id_priv, cma_dev);
@@ -1339,6 +1339,7 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv)
 {
         struct cma_work *work;
         struct sockaddr_in *src_in, *dst_in;
+        union ib_gid gid;
         int ret;
 
         work = kzalloc(sizeof *work, GFP_KERNEL);
@@ -1351,8 +1352,8 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv)
                         goto err;
         }
 
-        ib_addr_set_dgid(&id_priv->id.route.addr.dev_addr,
-                         ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr));
+        ib_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid);
+        ib_addr_set_dgid(&id_priv->id.route.addr.dev_addr, &gid);
 
         if (cma_zero_addr(&id_priv->id.route.addr.src_addr)) {
                 src_in = (struct sockaddr_in *)&id_priv->id.route.addr.src_addr;
diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index fcb5ba87dcc5..0ff67398928d 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -89,9 +89,10 @@ static inline void ib_addr_set_pkey(struct rdma_dev_addr *dev_addr, u16 pkey)
         dev_addr->broadcast[9] = (unsigned char) pkey;
 }
 
-static inline union ib_gid *ib_addr_get_sgid(struct rdma_dev_addr *dev_addr)
+static inline void ib_addr_get_sgid(struct rdma_dev_addr *dev_addr,
+                                    union ib_gid *gid)
 {
-        return  (union ib_gid *) (dev_addr->src_dev_addr + 4);
+        memcpy(gid, dev_addr->src_dev_addr + 4, sizeof *gid);
 }
 
 static inline void ib_addr_set_sgid(struct rdma_dev_addr *dev_addr,
@@ -100,9 +101,10 @@ static inline void ib_addr_set_sgid(struct rdma_dev_addr *dev_addr,
         memcpy(dev_addr->src_dev_addr + 4, gid, sizeof *gid);
 }
 
-static inline union ib_gid *ib_addr_get_dgid(struct rdma_dev_addr *dev_addr)
+static inline void ib_addr_get_dgid(struct rdma_dev_addr *dev_addr,
+                                    union ib_gid *gid)
 {
-        return  (union ib_gid *) (dev_addr->dst_dev_addr + 4);
+        memcpy(gid, dev_addr->dst_dev_addr + 4, sizeof *gid);
 }
 
 static inline void ib_addr_set_dgid(struct rdma_dev_addr *dev_addr,