36 lines
1.1 KiB
Diff
36 lines
1.1 KiB
Diff
From 4b74f91ad7480d71853ae1170d065917afc426a2 Mon Sep 17 00:00:00 2001
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From: Theodore Ts'o <tytso@mit.edu>
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Date: Thu, 16 Jan 2020 18:56:49 -0500
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Subject: [PATCH 03/46] libext2fs: teach ext2fs_flush() to check if group
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descriptors are loaded
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Content-Type: text/plain
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If the EXT2_FLAG_SUPER_ONLY is not set, and the group descriptors are
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not loaded, ext2fs_flush[2]() will return EXT2_ET_NO_GDESC.
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Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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Signed-off-by: Lukas Czerner <lczerner@redhat.com>
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---
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lib/ext2fs/closefs.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/lib/ext2fs/closefs.c b/lib/ext2fs/closefs.c
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index 1d4d5b7f..6814cdc3 100644
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--- a/lib/ext2fs/closefs.c
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+++ b/lib/ext2fs/closefs.c
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@@ -293,6 +293,11 @@ errcode_t ext2fs_flush2(ext2_filsys fs, int flags)
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EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS);
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+ if ((fs->flags & EXT2_FLAG_SUPER_ONLY) == 0 &&
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+ !ext2fs_has_feature_journal_dev(fs->super) &&
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+ fs->group_desc == NULL)
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+ return EXT2_ET_NO_GDESC;
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+
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fs_state = fs->super->s_state;
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feature_incompat = fs->super->s_feature_incompat;
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--
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2.35.1
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