1 files changed, 1 insertions, 1 deletions

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 3de740834d1f..82d968527121 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2156,7 +2156,7 @@ int ndo_dflt_fdb_del(struct ndmsg *ndm,
         /* If aging addresses are supported device will need to
          * implement its own handler for this.
          */
-        if (ndm->ndm_state & NUD_PERMANENT) {
+        if (!(ndm->ndm_state & NUD_PERMANENT)) {
                 pr_info("%s: FDB only supports static addresses\n", dev->name);
                 return -EINVAL;
         }