batman-adv: Remove unnecessary OOM logging messages

Removing unnecessary messages saves code and text.

Site specific OOM messages are duplications of a generic MM
out of memory message and aren't really useful, so just
delete them.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>

net/batman-adv/hard-interface.c

@@ -434,11 +434,8 @@ static struct hard_iface *hardif_add_interface(struct net_device *net_dev)
 	dev_hold(net_dev);
 
 	hard_iface = kmalloc(sizeof(*hard_iface), GFP_ATOMIC);
-	if (!hard_iface) {
-		pr_err("Can't add interface (%s): out of memory\n",
-		       net_dev->name);
+	if (!hard_iface)
 		goto release_dev;
-	}
 
 	ret = sysfs_add_hardif(&hard_iface->hardif_obj, net_dev);
 	if (ret)

net/batman-adv/main.c

@@ -117,8 +117,6 @@ int mesh_init(struct net_device *soft_iface)
 	goto end;
 
 err:
-	pr_err("Unable to allocate memory for mesh information structures: "
-	       "out of mem ?\n");
 	mesh_free(soft_iface);
 	return -1;
 

net/batman-adv/originator.c

@@ -492,10 +492,8 @@ static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
 
 	data_ptr = kmalloc(max_if_num * sizeof(unsigned long) * NUM_WORDS,
 			   GFP_ATOMIC);
-	if (!data_ptr) {
-		pr_err("Can't resize orig: out of memory\n");
+	if (!data_ptr)
 		return -1;
-	}
 
 	memcpy(data_ptr, orig_node->bcast_own,
 	       (max_if_num - 1) * sizeof(unsigned long) * NUM_WORDS);
@@ -503,10 +501,8 @@ static int orig_node_add_if(struct orig_node *orig_node, int max_if_num)
 	orig_node->bcast_own = data_ptr;
 
 	data_ptr = kmalloc(max_if_num * sizeof(uint8_t), GFP_ATOMIC);
-	if (!data_ptr) {
-		pr_err("Can't resize orig: out of memory\n");
+	if (!data_ptr)
 		return -1;
-	}
 
 	memcpy(data_ptr, orig_node->bcast_own_sum,
 	       (max_if_num - 1) * sizeof(uint8_t));
@@ -561,10 +557,8 @@ static int orig_node_del_if(struct orig_node *orig_node,
 
 	chunk_size = sizeof(unsigned long) * NUM_WORDS;
 	data_ptr = kmalloc(max_if_num * chunk_size, GFP_ATOMIC);
-	if (!data_ptr) {
-		pr_err("Can't resize orig: out of memory\n");
+	if (!data_ptr)
 		return -1;
-	}
 
 	/* copy first part */
 	memcpy(data_ptr, orig_node->bcast_own, del_if_num * chunk_size);
@@ -582,10 +576,8 @@ static int orig_node_del_if(struct orig_node *orig_node,
 		goto free_own_sum;
 
 	data_ptr = kmalloc(max_if_num * sizeof(uint8_t), GFP_ATOMIC);
-	if (!data_ptr) {
-		pr_err("Can't resize orig: out of memory\n");
+	if (!data_ptr)
 		return -1;
-	}
 
 	memcpy(data_ptr, orig_node->bcast_own_sum,
 	       del_if_num * sizeof(uint8_t));

net/batman-adv/soft-interface.c

@@ -801,10 +801,8 @@ struct net_device *softif_create(const char *name)
 
 	soft_iface = alloc_netdev(sizeof(*bat_priv), name, interface_setup);
 
-	if (!soft_iface) {
-		pr_err("Unable to allocate the batman interface: %s\n", name);
+	if (!soft_iface)
 		goto out;
-	}
 
 	ret = register_netdevice(soft_iface);
 	if (ret < 0) {

net/batman-adv/vis.c

@@ -887,10 +887,8 @@ int vis_init(struct bat_priv *bat_priv)
 	}
 
 	bat_priv->my_vis_info = kmalloc(MAX_VIS_PACKET_SIZE, GFP_ATOMIC);
-	if (!bat_priv->my_vis_info) {
-		pr_err("Can't initialize vis packet\n");
+	if (!bat_priv->my_vis_info)
 		goto err;
-	}
 
 	bat_priv->my_vis_info->skb_packet = dev_alloc_skb(sizeof(*packet) +
 							  MAX_VIS_PACKET_SIZE +