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Commit f7a2bd65 authored by Sven Eckelmann's avatar Sven Eckelmann Committed by Simon Wunderlich
Browse files

batman-adv: Convert BATADV_PRINT_VID macro to function 



The BATADV_PRINT_VID is not free of of possible side-effects. This can be
avoided when the the macro is converted to a simple inline function.

Signed-off-by: default avatarSven Eckelmann <sven@narfation.org>
Signed-off-by: default avatarSimon Wunderlich <sw@simonwunderlich.de>
parent a09c94d0

net/batman-adv/bridge_loop_avoidance.c

+19 −19
Original line number Diff line number Diff line
@@ -395,7 +395,7 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac, 
		ether_addr_copy(ethhdr->h_source, mac);

		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_send_claim(): CLAIM %pM on vid %d\n", mac,

			   BATADV_PRINT_VID(vid));

			   batadv_print_vid(vid));

		break;

	case BATADV_CLAIM_TYPE_UNCLAIM:

		/* unclaim frame
@@ -404,7 +404,7 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac, 
		ether_addr_copy(hw_src, mac);

		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_send_claim(): UNCLAIM %pM on vid %d\n", mac,

			   BATADV_PRINT_VID(vid));

			   batadv_print_vid(vid));

		break;

	case BATADV_CLAIM_TYPE_ANNOUNCE:

		/* announcement frame
@@ -413,7 +413,7 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac, 
		ether_addr_copy(hw_src, mac);

		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_send_claim(): ANNOUNCE of %pM on vid %d\n",

			   ethhdr->h_source, BATADV_PRINT_VID(vid));

			   ethhdr->h_source, batadv_print_vid(vid));

		break;

	case BATADV_CLAIM_TYPE_REQUEST:

		/* request frame
@@ -425,14 +425,14 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, u8 *mac, 
		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_send_claim(): REQUEST of %pM to %pM on vid %d\n",

			   ethhdr->h_source, ethhdr->h_dest,

			   BATADV_PRINT_VID(vid));

			   batadv_print_vid(vid));

		break;

	case BATADV_CLAIM_TYPE_LOOPDETECT:

		ether_addr_copy(ethhdr->h_source, mac);

		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_send_claim(): LOOPDETECT of %pM to %pM on vid %d\n",

			   ethhdr->h_source, ethhdr->h_dest,

			   BATADV_PRINT_VID(vid));

			   batadv_print_vid(vid));



		break;

	}
@@ -475,9 +475,9 @@ static void batadv_bla_loopdetect_report(struct work_struct *work) 


	batadv_info(bat_priv->soft_iface,

		    "Possible loop on VLAN %d detected which can't be handled by BLA - please check your network setup!\n",

		    BATADV_PRINT_VID(backbone_gw->vid));

		    batadv_print_vid(backbone_gw->vid));

	snprintf(vid_str, sizeof(vid_str), "%d",

		 BATADV_PRINT_VID(backbone_gw->vid));

		 batadv_print_vid(backbone_gw->vid));

	vid_str[sizeof(vid_str) - 1] = 0;



	batadv_throw_uevent(bat_priv, BATADV_UEV_BLA, BATADV_UEV_LOOPDETECT,
@@ -510,7 +510,7 @@ batadv_bla_get_backbone_gw(struct batadv_priv *bat_priv, u8 *orig, 


	batadv_dbg(BATADV_DBG_BLA, bat_priv,

		   "bla_get_backbone_gw(): not found (%pM, %d), creating new entry\n",

		   orig, BATADV_PRINT_VID(vid));

		   orig, batadv_print_vid(vid));



	entry = kzalloc(sizeof(*entry), GFP_ATOMIC);

	if (!entry)
@@ -719,7 +719,7 @@ static void batadv_bla_add_claim(struct batadv_priv *bat_priv, 


		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_add_claim(): adding new entry %pM, vid %d to hash ...\n",

			   mac, BATADV_PRINT_VID(vid));

			   mac, batadv_print_vid(vid));



		kref_get(&claim->refcount);

		hash_added = batadv_hash_add(bat_priv->bla.claim_hash,
@@ -740,7 +740,7 @@ static void batadv_bla_add_claim(struct batadv_priv *bat_priv, 


		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_add_claim(): changing ownership for %pM, vid %d\n",

			   mac, BATADV_PRINT_VID(vid));

			   mac, batadv_print_vid(vid));



		remove_crc = true;

	}
@@ -809,7 +809,7 @@ static void batadv_bla_del_claim(struct batadv_priv *bat_priv, 
		return;



	batadv_dbg(BATADV_DBG_BLA, bat_priv, "bla_del_claim(): %pM, vid %d\n",

		   mac, BATADV_PRINT_VID(vid));

		   mac, batadv_print_vid(vid));



	batadv_hash_remove(bat_priv->bla.claim_hash, batadv_compare_claim,

			   batadv_choose_claim, claim);
@@ -849,7 +849,7 @@ static bool batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, 


	batadv_dbg(BATADV_DBG_BLA, bat_priv,

		   "handle_announce(): ANNOUNCE vid %d (sent by %pM)... CRC = %#.4x\n",

		   BATADV_PRINT_VID(vid), backbone_gw->orig, crc);

		   batadv_print_vid(vid), backbone_gw->orig, crc);



	spin_lock_bh(&backbone_gw->crc_lock);

	backbone_crc = backbone_gw->crc;
@@ -859,7 +859,7 @@ static bool batadv_handle_announce(struct batadv_priv *bat_priv, u8 *an_addr, 
		batadv_dbg(BATADV_DBG_BLA, backbone_gw->bat_priv,

			   "handle_announce(): CRC FAILED for %pM/%d (my = %#.4x, sent = %#.4x)\n",

			   backbone_gw->orig,

			   BATADV_PRINT_VID(backbone_gw->vid),

			   batadv_print_vid(backbone_gw->vid),

			   backbone_crc, crc);



		batadv_bla_send_request(backbone_gw);
@@ -904,7 +904,7 @@ static bool batadv_handle_request(struct batadv_priv *bat_priv, 


	batadv_dbg(BATADV_DBG_BLA, bat_priv,

		   "handle_request(): REQUEST vid %d (sent by %pM)...\n",

		   BATADV_PRINT_VID(vid), ethhdr->h_source);

		   batadv_print_vid(vid), ethhdr->h_source);



	batadv_bla_answer_request(bat_priv, primary_if, vid);

	return true;
@@ -941,7 +941,7 @@ static bool batadv_handle_unclaim(struct batadv_priv *bat_priv, 
	/* this must be an UNCLAIM frame */

	batadv_dbg(BATADV_DBG_BLA, bat_priv,

		   "handle_unclaim(): UNCLAIM %pM on vid %d (sent by %pM)...\n",

		   claim_addr, BATADV_PRINT_VID(vid), backbone_gw->orig);

		   claim_addr, batadv_print_vid(vid), backbone_gw->orig);



	batadv_bla_del_claim(bat_priv, claim_addr, vid);

	batadv_backbone_gw_put(backbone_gw);
@@ -1161,7 +1161,7 @@ static bool batadv_bla_process_claim(struct batadv_priv *bat_priv, 
	if (ret == 1)

		batadv_dbg(BATADV_DBG_BLA, bat_priv,

			   "bla_process_claim(): received a claim frame from another group. From: %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n",

			   ethhdr->h_source, BATADV_PRINT_VID(vid), hw_src,

			   ethhdr->h_source, batadv_print_vid(vid), hw_src,

			   hw_dst);



	if (ret < 2)
@@ -1197,7 +1197,7 @@ static bool batadv_bla_process_claim(struct batadv_priv *bat_priv, 


	batadv_dbg(BATADV_DBG_BLA, bat_priv,

		   "bla_process_claim(): ERROR - this looks like a claim frame, but is useless. eth src %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n",

		   ethhdr->h_source, BATADV_PRINT_VID(vid), hw_src, hw_dst);

		   ethhdr->h_source, batadv_print_vid(vid), hw_src, hw_dst);

	return true;

}
@@ -2042,7 +2042,7 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset) 
			backbone_crc = backbone_gw->crc;

			spin_unlock_bh(&backbone_gw->crc_lock);

			seq_printf(seq, " * %pM on %5d by %pM [%c] (%#.4x)\n",

				   claim->addr, BATADV_PRINT_VID(claim->vid),

				   claim->addr, batadv_print_vid(claim->vid),

				   backbone_gw->orig,

				   (is_own ? 'x' : ' '),

				   backbone_crc);
@@ -2274,7 +2274,7 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset) 


			seq_printf(seq, " * %pM on %5d %4i.%03is (%#.4x)\n",

				   backbone_gw->orig,

				   BATADV_PRINT_VID(backbone_gw->vid), secs,

				   batadv_print_vid(backbone_gw->vid), secs,

				   msecs, backbone_crc);

		}

		rcu_read_unlock();

net/batman-adv/distributed-arp-table.c

+3 −3
Original line number Diff line number Diff line
@@ -330,7 +330,7 @@ static void batadv_dat_entry_add(struct batadv_priv *bat_priv, __be32 ip, 
		batadv_dbg(BATADV_DBG_DAT, bat_priv,

			   "Entry updated: %pI4 %pM (vid: %d)\n",

			   &dat_entry->ip, dat_entry->mac_addr,

			   BATADV_PRINT_VID(vid));

			   batadv_print_vid(vid));

		goto out;

	}
@@ -356,7 +356,7 @@ static void batadv_dat_entry_add(struct batadv_priv *bat_priv, __be32 ip, 
	}



	batadv_dbg(BATADV_DBG_DAT, bat_priv, "New entry added: %pI4 %pM (vid: %d)\n",

		   &dat_entry->ip, dat_entry->mac_addr, BATADV_PRINT_VID(vid));

		   &dat_entry->ip, dat_entry->mac_addr, batadv_print_vid(vid));



out:

	if (dat_entry)
@@ -835,7 +835,7 @@ int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset) 


			seq_printf(seq, " * %15pI4 %14pM %4i %6i:%02i\n",

				   &dat_entry->ip, dat_entry->mac_addr,

				   BATADV_PRINT_VID(dat_entry->vid),

				   batadv_print_vid(dat_entry->vid),

				   last_seen_mins, last_seen_secs);

		}

		rcu_read_unlock();

net/batman-adv/main.h

+14 −2
Original line number Diff line number Diff line
@@ -193,6 +193,7 @@ enum batadv_uev_type { 
#include <linux/percpu.h>

#include <linux/types.h>



#include "packet.h"

#include "types.h"



struct net_device;
@@ -200,8 +201,19 @@ struct packet_type; 
struct seq_file;

struct sk_buff;



#define BATADV_PRINT_VID(vid) (((vid) & BATADV_VLAN_HAS_TAG) ? \

			       (int)((vid) & VLAN_VID_MASK) : -1)

/**

 * batadv_print_vid - return printable version of vid information

 * @vid: the VLAN identifier

 *

 * Return: -1 when no VLAN is used, VLAN id otherwise

 */

static inline int batadv_print_vid(unsigned short vid)

{

	if (vid & BATADV_VLAN_HAS_TAG)

		return (int)(vid & VLAN_VID_MASK);

	else

		return -1;

}



extern struct list_head batadv_hardif_list;

net/batman-adv/translation-table.c

+18 −18
Original line number Diff line number Diff line
@@ -617,7 +617,7 @@ static void batadv_tt_global_free(struct batadv_priv *bat_priv, 
	batadv_dbg(BATADV_DBG_TT, bat_priv,

		   "Deleting global tt entry %pM (vid: %d): %s\n",

		   tt_global->common.addr,

		   BATADV_PRINT_VID(tt_global->common.vid), message);

		   batadv_print_vid(tt_global->common.vid), message);



	batadv_hash_remove(bat_priv->tt.global_hash, batadv_compare_tt,

			   batadv_choose_tt, &tt_global->common);
@@ -671,7 +671,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr, 
		if (tt_local->common.flags & BATADV_TT_CLIENT_PENDING) {

			batadv_dbg(BATADV_DBG_TT, bat_priv,

				   "Re-adding pending client %pM (vid: %d)\n",

				   addr, BATADV_PRINT_VID(vid));

				   addr, batadv_print_vid(vid));

			/* whatever the reason why the PENDING flag was set,

			 * this is a client which was enqueued to be removed in

			 * this orig_interval. Since it popped up again, the
@@ -684,7 +684,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr, 
		if (tt_local->common.flags & BATADV_TT_CLIENT_ROAM) {

			batadv_dbg(BATADV_DBG_TT, bat_priv,

				   "Roaming client %pM (vid: %d) came back to its original location\n",

				   addr, BATADV_PRINT_VID(vid));

				   addr, batadv_print_vid(vid));

			/* the ROAM flag is set because this client roamed away

			 * and the node got a roaming_advertisement message. Now

			 * that the client popped up again at its original
@@ -716,7 +716,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr, 
	if (!vlan) {

		net_ratelimited_function(batadv_info, soft_iface,

					 "adding TT local entry %pM to non-existent VLAN %d\n",

					 addr, BATADV_PRINT_VID(vid));

					 addr, batadv_print_vid(vid));

		kmem_cache_free(batadv_tl_cache, tt_local);

		tt_local = NULL;

		goto out;
@@ -724,7 +724,7 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr, 


	batadv_dbg(BATADV_DBG_TT, bat_priv,

		   "Creating new local tt entry: %pM (vid: %d, ttvn: %d)\n",

		   addr, BATADV_PRINT_VID(vid),

		   addr, batadv_print_vid(vid),

		   (u8)atomic_read(&bat_priv->tt.vn));



	ether_addr_copy(tt_local->common.addr, addr);
@@ -1097,7 +1097,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset) 
			seq_printf(seq,

				   " * %pM %4i [%c%c%c%c%c%c] %3u.%03u   (%#.8x)\n",

				   tt_common_entry->addr,

				   BATADV_PRINT_VID(tt_common_entry->vid),

				   batadv_print_vid(tt_common_entry->vid),

				   ((tt_common_entry->flags &

				     BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),

				   no_purge ? 'P' : '.',
@@ -1296,7 +1296,7 @@ batadv_tt_local_set_pending(struct batadv_priv *bat_priv, 
	batadv_dbg(BATADV_DBG_TT, bat_priv,

		   "Local tt entry (%pM, vid: %d) pending to be removed: %s\n",

		   tt_local_entry->common.addr,

		   BATADV_PRINT_VID(tt_local_entry->common.vid), message);

		   batadv_print_vid(tt_local_entry->common.vid), message);

}



/**
@@ -1727,7 +1727,7 @@ static bool batadv_tt_global_add(struct batadv_priv *bat_priv, 


	batadv_dbg(BATADV_DBG_TT, bat_priv,

		   "Creating new global tt entry: %pM (vid: %d, via %pM)\n",

		   common->addr, BATADV_PRINT_VID(common->vid),

		   common->addr, batadv_print_vid(common->vid),

		   orig_node->orig);

	ret = true;
@@ -1835,7 +1835,7 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv, 
		if (!vlan) {

			seq_printf(seq,

				   " * Cannot retrieve VLAN %d for originator %pM\n",

				   BATADV_PRINT_VID(tt_common_entry->vid),

				   batadv_print_vid(tt_common_entry->vid),

				   best_entry->orig_node->orig);

			goto print_list;

		}
@@ -1844,7 +1844,7 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv, 
		seq_printf(seq,

			   " %c %pM %4i   (%3u) via %pM     (%3u)   (%#.8x) [%c%c%c%c]\n",

			   '*', tt_global_entry->common.addr,

			   BATADV_PRINT_VID(tt_global_entry->common.vid),

			   batadv_print_vid(tt_global_entry->common.vid),

			   best_entry->ttvn, best_entry->orig_node->orig,

			   last_ttvn, vlan->tt.crc,

			   ((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
@@ -1867,7 +1867,7 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv, 
		if (!vlan) {

			seq_printf(seq,

				   " + Cannot retrieve VLAN %d for originator %pM\n",

				   BATADV_PRINT_VID(tt_common_entry->vid),

				   batadv_print_vid(tt_common_entry->vid),

				   orig_entry->orig_node->orig);

			continue;

		}
@@ -1876,7 +1876,7 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv, 
		seq_printf(seq,

			   " %c %pM %4d   (%3u) via %pM     (%3u)   (%#.8x) [%c%c%c%c]\n",

			   '+', tt_global_entry->common.addr,

			   BATADV_PRINT_VID(tt_global_entry->common.vid),

			   batadv_print_vid(tt_global_entry->common.vid),

			   orig_entry->ttvn, orig_entry->orig_node->orig,

			   last_ttvn, vlan->tt.crc,

			   ((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
@@ -2213,7 +2213,7 @@ batadv_tt_global_del_orig_node(struct batadv_priv *bat_priv, 
				   "Deleting %pM from global tt entry %pM (vid: %d): %s\n",

				   orig_node->orig,

				   tt_global_entry->common.addr,

				   BATADV_PRINT_VID(vid), message);

				   batadv_print_vid(vid), message);

			_batadv_tt_global_del_orig_entry(tt_global_entry,

							 orig_entry);

		}
@@ -2377,7 +2377,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv, 
				batadv_dbg(BATADV_DBG_TT, bat_priv,

					   "Deleting global tt entry %pM (vid: %d): %s\n",

					   tt_global->common.addr,

					   BATADV_PRINT_VID(vid), message);

					   batadv_print_vid(vid), message);

				hlist_del_rcu(&tt_common_entry->hash_entry);

				batadv_tt_global_entry_put(tt_global);

			}
@@ -2437,7 +2437,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv) 
			batadv_dbg(BATADV_DBG_TT, bat_priv,

				   "Deleting global tt entry %pM (vid: %d): %s\n",

				   tt_global->common.addr,

				   BATADV_PRINT_VID(tt_global->common.vid),

				   batadv_print_vid(tt_global->common.vid),

				   msg);



			hlist_del_rcu(&tt_common->hash_entry);
@@ -3652,7 +3652,7 @@ static void batadv_send_roam_adv(struct batadv_priv *bat_priv, u8 *client, 


	batadv_dbg(BATADV_DBG_TT, bat_priv,

		   "Sending ROAMING_ADV to %pM (client %pM, vid: %d)\n",

		   orig_node->orig, client, BATADV_PRINT_VID(vid));

		   orig_node->orig, client, batadv_print_vid(vid));



	batadv_inc_counter(bat_priv, BATADV_CNT_TT_ROAM_ADV_TX);
@@ -3775,7 +3775,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv) 
			batadv_dbg(BATADV_DBG_TT, bat_priv,

				   "Deleting local tt entry (%pM, vid: %d): pending\n",

				   tt_common->addr,

				   BATADV_PRINT_VID(tt_common->vid));

				   batadv_print_vid(tt_common->vid));



			batadv_tt_local_size_dec(bat_priv, tt_common->vid);

			hlist_del_rcu(&tt_common->hash_entry);
@@ -4019,7 +4019,7 @@ bool batadv_tt_add_temporary_global_entry(struct batadv_priv *bat_priv, 


	batadv_dbg(BATADV_DBG_TT, bat_priv,

		   "Added temporary global client (addr: %pM, vid: %d, orig: %pM)\n",

		   addr, BATADV_PRINT_VID(vid), orig_node->orig);

		   addr, batadv_print_vid(vid), orig_node->orig);

	ret = true;

out:

	return ret;