grub2/SOURCES/0259-Don-t-duplicate-net-name-string-if-not-needed.patch

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2021-02-12 08:18:34 +00:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Javier Martinez Canillas <javierm@redhat.com>
Date: Thu, 25 Apr 2019 17:50:23 +0200
Subject: [PATCH] Don't duplicate net->name string if not needed
Related: rhbz#1490991
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
---
grub-core/net/efi/http.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/grub-core/net/efi/http.c b/grub-core/net/efi/http.c
index 484e0c68cee..de351b2cd03 100644
--- a/grub-core/net/efi/http.c
+++ b/grub-core/net/efi/http.c
@@ -394,27 +394,27 @@ grub_efihttp_open (struct grub_efi_net_device *dev,
grub_err_t err;
grub_off_t size;
char *buf;
- char *file_name;
+ char *file_name = NULL;
const char *http_path;
/* If path is relative, prepend http_path */
http_path = grub_env_get ("http_path");
- if (http_path && file->device->net->name[0] != '/')
+ if (http_path && file->device->net->name[0] != '/') {
file_name = grub_xasprintf ("%s/%s", http_path, file->device->net->name);
- else
- file_name = grub_strdup (file->device->net->name);
+ if (!file_name)
+ return grub_errno;
+ }
- if (!file_name)
- return grub_errno;
-
- err = efihttp_request (dev->http, file->device->net->server, file_name, type, 1, 0);
+ err = efihttp_request (dev->http, file->device->net->server,
+ file_name ? file_name : file->device->net->name, type, 1, 0);
if (err != GRUB_ERR_NONE)
{
grub_free (file_name);
return err;
}
- err = efihttp_request (dev->http, file->device->net->server, file_name, type, 0, &size);
+ err = efihttp_request (dev->http, file->device->net->server,
+ file_name ? file_name : file->device->net->name, type, 0, &size);
grub_free (file_name);
if (err != GRUB_ERR_NONE)
{