jbd2: clean up two gcc -Wall warnings in recovery.c
Fix a signed vs unsigned and a void * pointer arithmetic warning.
This cleanup is also in e2fsprogs commit aec460db9a93 ("e2fsck: clean
up two gcc -Wall warnings in recovery.c").
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c
index ba979fc..8ca3527 100644
--- a/fs/jbd2/recovery.c
+++ b/fs/jbd2/recovery.c
@@ -179,8 +179,8 @@ static int jbd2_descriptor_block_csum_verify(journal_t *j, void *buf)
if (!jbd2_journal_has_csum_v2or3(j))
return 1;
- tail = (struct jbd2_journal_block_tail *)(buf + j->j_blocksize -
- sizeof(struct jbd2_journal_block_tail));
+ tail = (struct jbd2_journal_block_tail *)((char *)buf +
+ j->j_blocksize - sizeof(struct jbd2_journal_block_tail));
provided = tail->t_checksum;
tail->t_checksum = 0;
calculated = jbd2_chksum(j, j->j_csum_seed, buf, j->j_blocksize);
@@ -896,7 +896,7 @@ static int scan_revoke_records(journal_t *journal, struct buffer_head *bh,
{
jbd2_journal_revoke_header_t *header;
int offset, max;
- int csum_size = 0;
+ unsigned csum_size = 0;
__u32 rcount;
int record_len = 4;