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-rw-r--r--net/netlink/genetlink.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 8a36599d355..28453ae2a97 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -33,6 +33,14 @@ void genl_unlock(void)
}
EXPORT_SYMBOL(genl_unlock);
+#ifdef CONFIG_PROVE_LOCKING
+int lockdep_genl_is_held(void)
+{
+ return lockdep_is_held(&genl_mutex);
+}
+EXPORT_SYMBOL(lockdep_genl_is_held);
+#endif
+
#define GENL_FAM_TAB_SIZE 16
#define GENL_FAM_TAB_MASK (GENL_FAM_TAB_SIZE - 1)