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同步操作将从 src-openEuler/grub2 强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!!
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From dad94fffe14be476df5f34a8e5a90ea62a41fe12 Mon Sep 17 00:00:00 2001
From: Daniel Axtens <dja@axtens.net>
Date: Tue, 1 Mar 2022 23:14:15 +1100
Subject: net/http: Do not tear down socket if it's already been torn down
It's possible for data->sock to get torn down in tcp error handling.
If we unconditionally tear it down again we will end up doing writes
to an offset of the NULL pointer when we go to tear it down again.
Detect if it has been torn down and don't do it again.
Reference:https://git.savannah.gnu.org/cgit/grub.git/commit/?id=dad94fffe14be476df5f34a8e5a90ea62a41fe12
Conflict:NA
Signed-off-by: Daniel Axtens <dja@axtens.net>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
grub-core/net/http.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/grub-core/net/http.c b/grub-core/net/http.c
index 8d6c62c..f8d7bf0 100644
--- a/grub-core/net/http.c
+++ b/grub-core/net/http.c
@@ -445,7 +445,7 @@ http_establish (struct grub_file *file, grub_off_t offset, int initial)
return err;
}
- for (i = 0; !data->headers_recv && i < 100; i++)
+ for (i = 0; data->sock && !data->headers_recv && i < 100; i++)
{
grub_net_tcp_retransmit ();
grub_net_poll_cards (300, &data->headers_recv);
@@ -453,7 +453,8 @@ http_establish (struct grub_file *file, grub_off_t offset, int initial)
if (!data->headers_recv)
{
- grub_net_tcp_close (data->sock, GRUB_NET_TCP_ABORT);
+ if (data->sock)
+ grub_net_tcp_close (data->sock, GRUB_NET_TCP_ABORT);
if (data->err)
{
char *str = data->errmsg;
--
cgit v1.1
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