From: Robbie Harwood <rharwood@redhat.com>
Date: Tue, 25 Apr 2023 11:05:14 -0400
Subject: net/http: check result of grub_netbuff_put() in http_receive()

Co-authored-by: Peter Jones <pjones@redhat.com>
Signed-off-by: Peter Jones <pjones@redhat.com>
Signed-off-by: Robbie Harwood <rharwood@redhat.com>
---
 grub-core/net/http.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/grub-core/net/http.c b/grub-core/net/http.c
index f389bf0..69b6296 100644
--- a/grub-core/net/http.c
+++ b/grub-core/net/http.c
@@ -291,7 +291,9 @@ http_receive (grub_net_tcp_socket_t sock __attribute__ ((unused)),
 	  nb2 = grub_netbuff_alloc (data->chunk_rem);
 	  if (!nb2)
 	    return grub_errno;
-	  grub_netbuff_put (nb2, data->chunk_rem);
+	  err = grub_netbuff_put (nb2, data->chunk_rem);
+	  if (err)
+	    return grub_errno;
 	  grub_memcpy (nb2->data, nb->data, data->chunk_rem);
 	  if (file->device->net->packs.count >= 20)
 	    {