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path: root/fs/ext4/super.c
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Diffstat (limited to 'fs/ext4/super.c')
-rw-r--r--fs/ext4/super.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 7265a03..80928f7 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -143,9 +143,10 @@ int ext4_superblock_csum_verify(struct super_block *sb,
return es->s_checksum == ext4_superblock_csum(sb, es);
}
-void ext4_superblock_csum_set(struct super_block *sb,
- struct ext4_super_block *es)
+void ext4_superblock_csum_set(struct super_block *sb)
{
+ struct ext4_super_block *es = EXT4_SB(sb)->s_es;
+
if (!EXT4_HAS_RO_COMPAT_FEATURE(sb,
EXT4_FEATURE_RO_COMPAT_METADATA_CSUM))
return;
@@ -1963,7 +1964,7 @@ static int ext4_fill_flex_info(struct super_block *sb)
sbi->s_log_groups_per_flex = 0;
return 1;
}
- groups_per_flex = 1 << sbi->s_log_groups_per_flex;
+ groups_per_flex = 1U << sbi->s_log_groups_per_flex;
err = ext4_alloc_flex_bg_array(sb, sbi->s_groups_count);
if (err)
@@ -4381,7 +4382,7 @@ static int ext4_commit_super(struct super_block *sb, int sync)
cpu_to_le32(percpu_counter_sum_positive(
&EXT4_SB(sb)->s_freeinodes_counter));
BUFFER_TRACE(sbh, "marking dirty");
- ext4_superblock_csum_set(sb, es);
+ ext4_superblock_csum_set(sb);
mark_buffer_dirty(sbh);
if (sync) {
error = sync_dirty_buffer(sbh);