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fs/reiserfs/journal.c: remove set but not used variables 

Fixes gcc '-Wunused-but-set-variable' warning:

fs/reiserfs/journal.c: In function flush_older_commits:
fs/reiserfs/journal.c:894:15: warning: variable first_trans_id set but not used [-Wunused-but-set-variable]
fs/reiserfs/journal.c: In function flush_journal_list:
fs/reiserfs/journal.c:1354:38: warning: variable last set but not used [-Wunused-but-set-variable]
fs/reiserfs/journal.c: In function do_journal_release:
fs/reiserfs/journal.c:1916:6: warning: variable flushed set but not used [-Wunused-but-set-variable]
fs/reiserfs/journal.c: In function do_journal_end:
fs/reiserfs/journal.c:3993:6: warning: variable old_start set but not used [-Wunused-but-set-variable]

Link: http://lkml.kernel.org/r/1566379929-118398-2-git-send-email-zhengbin13@huawei.com
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Reported-by: Hulk Robot <hulkci@huawei.com>
Cc: Jan Kara <jack@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
zhengbin 2019-09-25 16:46:58 -07:00 committed by Linus Torvalds
parent d256085be1
commit 6e9ca45f77
1 changed files with 1 additions and 9 deletions
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10
fs/reiserfs/journal.c
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@ -891,7 +891,6 @@ static int flush_older_commits(struct super_block *s,
struct list_head *entry; struct list_head *entry;
unsigned int trans_id = jl->j_trans_id; unsigned int trans_id = jl->j_trans_id;
unsigned int other_trans_id; unsigned int other_trans_id;
unsigned int first_trans_id;
find_first: find_first:
/* /*
@ -914,8 +913,6 @@ find_first:
return 0; return 0;
} }
first_trans_id = first_jl->j_trans_id;
entry = &first_jl->j_list; entry = &first_jl->j_list;
while (1) { while (1) {
other_jl = JOURNAL_LIST_ENTRY(entry); other_jl = JOURNAL_LIST_ENTRY(entry);
@ -1351,7 +1348,7 @@ static int flush_journal_list(struct super_block *s,
struct reiserfs_journal_list *jl, int flushall) struct reiserfs_journal_list *jl, int flushall)
{ {
struct reiserfs_journal_list *pjl; struct reiserfs_journal_list *pjl;
struct reiserfs_journal_cnode *cn, *last; struct reiserfs_journal_cnode *cn;
int count; int count;
int was_jwait = 0; int was_jwait = 0;
int was_dirty = 0; int was_dirty = 0;
@ -1509,7 +1506,6 @@ static int flush_journal_list(struct super_block *s,
b_blocknr, __func__); b_blocknr, __func__);
} }
free_cnode: free_cnode:
last = cn;
cn = cn->next; cn = cn->next;
if (saved_bh) { if (saved_bh) {
/* /*
@ -1911,7 +1907,6 @@ static int do_journal_release(struct reiserfs_transaction_handle *th,
struct super_block *sb, int error) struct super_block *sb, int error)
{ {
struct reiserfs_transaction_handle myth; struct reiserfs_transaction_handle myth;
int flushed = 0;
struct reiserfs_journal *journal = SB_JOURNAL(sb); struct reiserfs_journal *journal = SB_JOURNAL(sb);
/* /*
@ -1933,7 +1928,6 @@ static int do_journal_release(struct reiserfs_transaction_handle *th,
1); 1);
journal_mark_dirty(&myth, SB_BUFFER_WITH_SB(sb)); journal_mark_dirty(&myth, SB_BUFFER_WITH_SB(sb));
do_journal_end(&myth, FLUSH_ALL); do_journal_end(&myth, FLUSH_ALL);
flushed = 1;
} }
} }
@ -3987,7 +3981,6 @@ static int do_journal_end(struct reiserfs_transaction_handle *th, int flags)
struct buffer_head *c_bh; /* commit bh */ struct buffer_head *c_bh; /* commit bh */
struct buffer_head *d_bh; /* desc bh */ struct buffer_head *d_bh; /* desc bh */
int cur_write_start = 0; /* start index of current log write */ int cur_write_start = 0; /* start index of current log write */
int old_start;
int i; int i;
int flush; int flush;
int wait_on_commit; int wait_on_commit;
@ -4244,7 +4237,6 @@ static int do_journal_end(struct reiserfs_transaction_handle *th, int flags)
journal->j_num_work_lists++; journal->j_num_work_lists++;
/* reset journal values for the next transaction */ /* reset journal values for the next transaction */
old_start = journal->j_start;
journal->j_start = journal->j_start =
(journal->j_start + journal->j_len + (journal->j_start + journal->j_len +
2) % SB_ONDISK_JOURNAL_SIZE(sb); 2) % SB_ONDISK_JOURNAL_SIZE(sb);