grub2/0154-efi-http-fix-some-allocation-error-checking.patch
Javier Martinez Canillas 1d49572ef1
Update to latest content from upstream sources
The content of this branch was not automatically imported from upstream
sources. Pull the latest from upstream to have the missing changes here.

Source: https://src.fedoraproject.org/rpms/grub2.git#f2763e56df79eccae17d2e8fa13d2f51a0fe7073

Resolves: rhbz#1947696

Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
2021-04-12 01:36:21 +02:00

40 lines
1.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Peter Jones <pjones@redhat.com>
Date: Sun, 19 Jul 2020 17:14:15 -0400
Subject: [PATCH] efi+http: fix some allocation error checking.
Signed-off-by: Peter Jones <pjones@redhat.com>
---
grub-core/net/efi/http.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/grub-core/net/efi/http.c b/grub-core/net/efi/http.c
index fc8cb25ae0a..26647a50fa4 100644
--- a/grub-core/net/efi/http.c
+++ b/grub-core/net/efi/http.c
@@ -412,8 +412,8 @@ grub_efihttp_open (struct grub_efi_net_device *dev,
int type)
{
grub_err_t err;
- grub_off_t size;
- char *buf;
+ grub_off_t size = 0;
+ char *buf = NULL;
char *file_name = NULL;
const char *http_path;
@@ -441,8 +441,11 @@ grub_efihttp_open (struct grub_efi_net_device *dev,
return err;
}
- buf = grub_malloc (size);
- efihttp_read (dev, buf, size);
+ if (size)
+ {
+ buf = grub_malloc (size);
+ efihttp_read (dev, buf, size);
+ }
file->size = size;
file->data = buf;