zns: for zra report zone make sure data len is set

Make sure for the Zone Receive Action data length is set by the user.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>

diff --git a/plugins/zns/zns.c b/plugins/zns/zns.c
index 75caa5c1a52f8ed4e028eb49c3f39bf2378f49fc..7f6f52e23bd97a7979659474bb290a7c058de1db 100644 (file)
--- a/plugins/zns/zns.c
+++ b/plugins/zns/zns.c
@@ -522,6 +522,11 @@ static int zone_mgmt_recv(int argc, char **argv, struct command *cmd, struct plu
                }
        }
 
+       if (cfg.zra == NVME_ZNS_ZRA_REPORT_ZONES && !cfg.data_len) {
+               fprintf(stderr, "error: data len is needed for NVME_ZRA_ZONE_REPORT\n");
+               err = -EINVAL;
+               goto close_fd;
+       }
        if (cfg.data_len) {
                data = calloc(1, cfg.data_len);
                if (!data) {