X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fax25%2Fax25_route.c;h=8672cd84fdf905990afb5810a70c505bc94bded8;hb=cd926c7330ae76b620853533e68654a1ef0c2347;hp=d65b8e22868d9a4c5e1f7a47ddbbfa3cc21080d9;hpb=a22a0fab32e1216df56e4b9a577dc5c922cf7524;p=linux-2.6-omap-h63xx.git

diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c
index d65b8e22868..8672cd84fdf 100644
--- a/net/ax25/ax25_route.c
+++ b/net/ax25/ax25_route.c
@@ -45,7 +45,7 @@ void ax25_rt_device_down(struct net_device *dev)
 {
 	ax25_route *s, *t, *ax25_rt;
 
-	write_lock(&ax25_route_lock);
+	write_lock_bh(&ax25_route_lock);
 	ax25_rt = ax25_route_list;
 	while (ax25_rt != NULL) {
 		s       = ax25_rt;
@@ -68,7 +68,7 @@ void ax25_rt_device_down(struct net_device *dev)
 			}
 		}
 	}
-	write_unlock(&ax25_route_lock);
+	write_unlock_bh(&ax25_route_lock);
 }
 
 static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
@@ -82,7 +82,7 @@ static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
 	if (route->digi_count > AX25_MAX_DIGIS)
 		return -EINVAL;
 
-	write_lock(&ax25_route_lock);
+	write_lock_bh(&ax25_route_lock);
 
 	ax25_rt = ax25_route_list;
 	while (ax25_rt != NULL) {
@@ -92,7 +92,7 @@ static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
 			ax25_rt->digipeat = NULL;
 			if (route->digi_count != 0) {
 				if ((ax25_rt->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
-					write_unlock(&ax25_route_lock);
+					write_unlock_bh(&ax25_route_lock);
 					return -ENOMEM;
 				}
 				ax25_rt->digipeat->lastrepeat = -1;
@@ -102,14 +102,14 @@ static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
 					ax25_rt->digipeat->calls[i]    = route->digi_addr[i];
 				}
 			}
-			write_unlock(&ax25_route_lock);
+			write_unlock_bh(&ax25_route_lock);
 			return 0;
 		}
 		ax25_rt = ax25_rt->next;
 	}
 
 	if ((ax25_rt = kmalloc(sizeof(ax25_route), GFP_ATOMIC)) == NULL) {
-		write_unlock(&ax25_route_lock);
+		write_unlock_bh(&ax25_route_lock);
 		return -ENOMEM;
 	}
 
@@ -120,7 +120,7 @@ static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
 	ax25_rt->ip_mode      = ' ';
 	if (route->digi_count != 0) {
 		if ((ax25_rt->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
-			write_unlock(&ax25_route_lock);
+			write_unlock_bh(&ax25_route_lock);
 			kfree(ax25_rt);
 			return -ENOMEM;
 		}
@@ -133,7 +133,7 @@ static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
 	}
 	ax25_rt->next   = ax25_route_list;
 	ax25_route_list = ax25_rt;
-	write_unlock(&ax25_route_lock);
+	write_unlock_bh(&ax25_route_lock);
 
 	return 0;
 }
@@ -152,7 +152,7 @@ static int ax25_rt_del(struct ax25_routes_struct *route)
 	if ((ax25_dev = ax25_addr_ax25dev(&route->port_addr)) == NULL)
 		return -EINVAL;
 
-	write_lock(&ax25_route_lock);
+	write_lock_bh(&ax25_route_lock);
 
 	ax25_rt = ax25_route_list;
 	while (ax25_rt != NULL) {
@@ -174,7 +174,7 @@ static int ax25_rt_del(struct ax25_routes_struct *route)
 			}
 		}
 	}
-	write_unlock(&ax25_route_lock);
+	write_unlock_bh(&ax25_route_lock);
 
 	return 0;
 }
@@ -188,7 +188,7 @@ static int ax25_rt_opt(struct ax25_route_opt_struct *rt_option)
 	if ((ax25_dev = ax25_addr_ax25dev(&rt_option->port_addr)) == NULL)
 		return -EINVAL;
 
-	write_lock(&ax25_route_lock);
+	write_lock_bh(&ax25_route_lock);
 
 	ax25_rt = ax25_route_list;
 	while (ax25_rt != NULL) {
@@ -216,7 +216,7 @@ static int ax25_rt_opt(struct ax25_route_opt_struct *rt_option)
 	}
 
 out:
-	write_unlock(&ax25_route_lock);
+	write_unlock_bh(&ax25_route_lock);
 	return err;
 }
 
@@ -249,6 +249,7 @@ int ax25_rt_ioctl(unsigned int cmd, void __user *arg)
 #ifdef CONFIG_PROC_FS
 
 static void *ax25_rt_seq_start(struct seq_file *seq, loff_t *pos)
+	__acquires(ax25_route_lock)
 {
 	struct ax25_route *ax25_rt;
 	int i = 1;
@@ -274,6 +275,7 @@ static void *ax25_rt_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 }
 
 static void ax25_rt_seq_stop(struct seq_file *seq, void *v)
+	__releases(ax25_route_lock)
 {
 	read_unlock(&ax25_route_lock);
 }
@@ -320,7 +322,7 @@ static int ax25_rt_seq_show(struct seq_file *seq, void *v)
 	return 0;
 }
 
-static struct seq_operations ax25_rt_seqops = {
+static const struct seq_operations ax25_rt_seqops = {
 	.start = ax25_rt_seq_start,
 	.next = ax25_rt_seq_next,
 	.stop = ax25_rt_seq_stop,
@@ -490,7 +492,7 @@ void __exit ax25_rt_free(void)
 {
 	ax25_route *s, *ax25_rt = ax25_route_list;
 
-	write_lock(&ax25_route_lock);
+	write_lock_bh(&ax25_route_lock);
 	while (ax25_rt != NULL) {
 		s       = ax25_rt;
 		ax25_rt = ax25_rt->next;
@@ -498,5 +500,5 @@ void __exit ax25_rt_free(void)
 		kfree(s->digipeat);
 		kfree(s);
 	}
-	write_unlock(&ax25_route_lock);
+	write_unlock_bh(&ax25_route_lock);
 }