tethering: Using /proc/sys/net/bridge to detect the support of bridge

If bridge is built in kernel, /sys/module/bridge can not be used to detect
the support of bridge.

diff --git a/src/tethering.c b/src/tethering.c
index 705f5ee..27f4b0d 100644 (file)
--- a/src/tethering.c
+++ b/src/tethering.c
@@ -35,7 +35,7 @@
 
 #include <gdhcp/gdhcp.h>
 
-#define BRIDGE_SYSFS_DIR "/sys/module/bridge"
+#define BRIDGE_PROC_DIR "/proc/sys/net/bridge"
 
 #define BRIDGE_NAME "tether"
 #define BRIDGE_IP "192.168.218.1"
@@ -53,7 +53,7 @@ const char *__connman_tethering_get_bridge(void)
 {
        struct stat st;
 
-       if (stat(BRIDGE_SYSFS_DIR, &st) < 0) {
+       if (stat(BRIDGE_PROC_DIR, &st) < 0) {
                connman_error("Missing support for 802.1d ethernet bridging");
                return NULL;
        }