From: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Date: Wed, 31 Mar 2021 02:03:39 +0000 (-0700)
Subject: zns: for zra report zone make sure data len is set
X-Git-Tag: v1.14~7
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=bd0a1671e905916e58b5a69c7c6db7516c6af67b;p=users%2Fsagi%2Fnvme-cli.git

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 75caa5c1..7f6f52e2 100644
--- 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) {