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ext4: fix metadata checksum calculation for the superblock
[profile/ivi/kernel-adaptation-intel-automotive.git]
/
fs
/
ext4
/
ext4_jbd2.c
diff --git
a/fs/ext4/ext4_jbd2.c
b/fs/ext4/ext4_jbd2.c
index
bfa65b4
..
b4323ba
100644
(file)
--- a/
fs/ext4/ext4_jbd2.c
+++ b/
fs/ext4/ext4_jbd2.c
@@
-143,17
+143,13
@@
int __ext4_handle_dirty_super(const char *where, unsigned int line,
struct buffer_head *bh = EXT4_SB(sb)->s_sbh;
int err = 0;
struct buffer_head *bh = EXT4_SB(sb)->s_sbh;
int err = 0;
+ ext4_superblock_csum_set(sb);
if (ext4_handle_valid(handle)) {
if (ext4_handle_valid(handle)) {
- ext4_superblock_csum_set(sb,
- (struct ext4_super_block *)bh->b_data);
err = jbd2_journal_dirty_metadata(handle, bh);
if (err)
ext4_journal_abort_handle(where, line, __func__,
bh, handle, err);
err = jbd2_journal_dirty_metadata(handle, bh);
if (err)
ext4_journal_abort_handle(where, line, __func__,
bh, handle, err);
- } else {
- ext4_superblock_csum_set(sb,
- (struct ext4_super_block *)bh->b_data);
+ } else
mark_buffer_dirty(bh);
mark_buffer_dirty(bh);
- }
return err;
}
return err;
}