summaryrefslogtreecommitdiffstats
path: root/include/linux/notifier.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/notifier.h')
-rw-r--r--include/linux/notifier.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/notifier.h b/include/linux/notifier.h
index 7c360962233..b2f1a4d8355 100644
--- a/include/linux/notifier.h
+++ b/include/linux/notifier.h
@@ -164,7 +164,10 @@ extern int __srcu_notifier_call_chain(struct srcu_notifier_head *nh,
/* Encapsulate (negative) errno value (in particular, NOTIFY_BAD <=> EPERM). */
static inline int notifier_from_errno(int err)
{
- return NOTIFY_STOP_MASK | (NOTIFY_OK - err);
+ if (err)
+ return NOTIFY_STOP_MASK | (NOTIFY_OK - err);
+
+ return NOTIFY_OK;
}
/* Restore (negative) errno value from notify return value. */
@@ -207,6 +210,7 @@ static inline int notifier_to_errno(int ret)
#define NETDEV_POST_INIT 0x0010
#define NETDEV_UNREGISTER_BATCH 0x0011
#define NETDEV_BONDING_DESLAVE 0x0012
+#define NETDEV_NOTIFY_PEERS 0x0013
#define SYS_DOWN 0x0001 /* Notify of system down */
#define SYS_RESTART SYS_DOWN