Prevent from proceeding if there's nothing to print.
Suggested-by: Przemek Kitszel <[email protected]>
Reviewed-by: Jiri Pirko <[email protected]>
Reviewed-by: Kalesh AP <[email protected]>
Tested-by: Bharath R <[email protected]>
Signed-off-by: Jedrzej Jagielski <[email protected]>
---
net/devlink/dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/devlink/dev.c b/net/devlink/dev.c
index d6e3db300acb..02602704bdea 100644
--- a/net/devlink/dev.c
+++ b/net/devlink/dev.c
@@ -775,7 +775,7 @@ static int devlink_info_version_put(struct devlink_info_req
*req, int attr,
req->version_cb(version_name, version_type,
req->version_cb_priv);
- if (!req->msg)
+ if (!req->msg || !*version_value)
return 0;
nest = nla_nest_start_noflag(req->msg, attr);
--
2.31.1
