uci: allow setting zero-length values (to delete an option)

Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>

diff --git a/uci.c b/uci.c
index 421a4c7..72ae5a6 100644 (file)
--- a/uci.c
+++ b/uci.c
@@ -272,8 +272,7 @@ rpc_uci_format_blob(struct blob_attr *v, const char **p)
        switch (blobmsg_type(v))
        {
        case BLOBMSG_TYPE_STRING:
-               if (blobmsg_data_len(v) > 1)
-                       *p = blobmsg_data(v);
+               *p = blobmsg_data(v);
                break;
 
        case BLOBMSG_TYPE_INT64: