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Diffstat (limited to 'net/wanrouter/wanproc.c')
-rw-r--r--net/wanrouter/wanproc.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/wanrouter/wanproc.c b/net/wanrouter/wanproc.c
index c44d96b3a43..11f25c7a7a0 100644
--- a/net/wanrouter/wanproc.c
+++ b/net/wanrouter/wanproc.c
@@ -27,7 +27,7 @@
#include <linux/module.h>
#include <linux/wanrouter.h> /* WAN router API definitions */
#include <linux/seq_file.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <net/net_namespace.h>
#include <asm/io.h>
@@ -66,6 +66,7 @@
* /proc/net/router
*/
+static DEFINE_MUTEX(config_mutex);
static struct proc_dir_entry *proc_router;
/* Strings */
@@ -85,7 +86,7 @@ static void *r_start(struct seq_file *m, loff_t *pos)
struct wan_device *wandev;
loff_t l = *pos;
- lock_kernel();
+ mutex_lock(&config_mutex);
if (!l--)
return SEQ_START_TOKEN;
for (wandev = wanrouter_router_devlist; l-- && wandev;
@@ -104,7 +105,7 @@ static void *r_next(struct seq_file *m, void *v, loff_t *pos)
static void r_stop(struct seq_file *m, void *v)
__releases(kernel_lock)
{
- unlock_kernel();
+ mutex_unlock(&config_mutex);
}
static int config_show(struct seq_file *m, void *v)