diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c
index 7a6fc0ec03b1..8f7984c53f3f 100644
--- a/drivers/nvme/target/tcp.c
+++ b/drivers/nvme/target/tcp.c
@@ -341,7 +341,7 @@ static void nvmet_tcp_build_pdu_iovec(struct nvmet_tcp_cmd *cmd)
 		}
 
 		iov->bv_page = sg_page(sg);
-		iov->bv_len = sg->length;
+		iov->bv_len = iov_len;
 		iov->bv_offset = sg->offset + sg_offset;
 
 		length -= iov_len;