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Diffstat (limited to 'net/tipc/config.c')
-rw-r--r--net/tipc/config.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/tipc/config.c b/net/tipc/config.c
index 4b981c053823..2b42403ad33a 100644
--- a/net/tipc/config.c
+++ b/net/tipc/config.c
@@ -42,8 +42,6 @@
#define REPLY_TRUNCATED "<truncated>\n"
-static DEFINE_MUTEX(config_mutex);
-
static const void *req_tlv_area; /* request message TLV area */
static int req_tlv_space; /* request message TLV area size */
static int rep_headroom; /* reply message headroom to use */
@@ -179,8 +177,10 @@ static struct sk_buff *cfg_set_own_addr(void)
if (tipc_own_addr)
return tipc_cfg_reply_error_string(TIPC_CFG_NOT_SUPPORTED
" (cannot change node address once assigned)");
- tipc_net_start(addr);
- return tipc_cfg_reply_none();
+ if (!tipc_net_start(addr))
+ return tipc_cfg_reply_none();
+
+ return tipc_cfg_reply_error_string("cannot change to network mode");
}
static struct sk_buff *cfg_set_max_ports(void)
@@ -223,7 +223,7 @@ struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area
{
struct sk_buff *rep_tlv_buf;
- mutex_lock(&config_mutex);
+ rtnl_lock();
/* Save request and reply details in a well-known location */
req_tlv_area = request_area;
@@ -337,6 +337,6 @@ struct sk_buff *tipc_cfg_do_cmd(u32 orig_node, u16 cmd, const void *request_area
/* Return reply buffer */
exit:
- mutex_unlock(&config_mutex);
+ rtnl_unlock();
return rep_tlv_buf;
}