Attachment 18461 Details for Bug 15730 – patch for 4.21

[patch] patch for 4.21

patch-for-4.21 (text/plain), 1.39 KB, created by Christof Schmitt on 2024-10-02 15:16:53 UTC

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Creator: Christof Schmitt

Created: 2024-10-02 15:16:53 UTC

Size: 1.39 KB

patch

obsolete

>From 61c5289ac950eed66c8666806ec53496c6c06264 Mon Sep 17 00:00:00 2001
>From: Christof Schmitt <cs@samba.org>
>Date: Tue, 1 Oct 2024 13:29:56 -0700
>Subject: [PATCH] shadow_copy2: Ignore VFS_OPEN_HOW_WITH_BACKUP_INTENT
>
>d1846452e96 vfs: Add VFS_OPEN_HOW_WITH_BACKUP_INTENT introduced
>VFS_OPEN_HOW_WITH_BACKUP_INTENT for files opened with
>FILE_OPEN_FOR_BACKUP_INTENT. shadow_copy2 refuses the open on a file if
>any flage in how.resolve is set. Change the check in shadow_copy2 to
>allow opening of files with VFS_OPEN_HOW_WITH_BACKUP_INTENT.
>
>BUG: https://bugzilla.samba.org/show_bug.cgi?id=15730
>
>Signed-off-by: Christof Schmitt <cs@samba.org>
>Reviewed-by: Volker Lendecke <vl@samba.org>
>
>Autobuild-User(master): Volker Lendecke <vl@samba.org>
>Autobuild-Date(master): Wed Oct  2 08:06:38 UTC 2024 on atb-devel-224
>
>(cherry picked from commit 30b0fa892ad66bfad92403186f97fd46496e62de)
>---
> source3/modules/vfs_shadow_copy2.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/source3/modules/vfs_shadow_copy2.c b/source3/modules/vfs_shadow_copy2.c
>index 9d3f5843f43..c14c7b6be6b 100644
>--- a/source3/modules/vfs_shadow_copy2.c
>+++ b/source3/modules/vfs_shadow_copy2.c
>@@ -1560,7 +1560,7 @@ static int shadow_copy2_openat(vfs_handle_struct *handle,
> 	int ret;
> 	bool ok;
> 
>-	if (how.resolve != 0) {
>+	if ((how.resolve & ~VFS_OPEN_HOW_WITH_BACKUP_INTENT) != 0) {
> 		errno = ENOSYS;
> 		return -1;
> 	}
>-- 
>2.46.2
>

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vl: review+

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Attachments on bug 15730: 18460 | 18461