wireless: add support for replacing data blobs at runtime

Needed for dynamic reconfiguration

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 1 insertions, 3 deletions

diff --git a/wireless.c b/wireless.c
index 42eb187..645b2bc 100644
--- a/wireless.c
+++ b/wireless.c
@@ -1523,9 +1523,7 @@ wireless_device_notify(struct wireless_device *wdev, struct blob_attr *data,
 		else
 			pdata = &wdev->data;
 
-		if (*pdata)
-			return UBUS_STATUS_INVALID_ARGUMENT;
-
+		free(*pdata);
 		*pdata = blob_memdup(cur);
 		if (vif)
 			wireless_interface_set_data(vif);