raid5-cache: clean up r5l_get_meta

Remove the only partially used local 'io' variable to simplify the code
flow.

Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Shaohua Li <[email protected]>
Signed-off-by: NeilBrown <[email protected]>
This commit is contained in:
Christoph Hellwig 2015-10-05 09:31:10 +02:00 • committed by NeilBrown
commit 22581f58ed

View file

@ -322,16 +322,12 @@ static struct r5l_io_unit *r5l_new_meta(struct r5l_log *log)
static int r5l_get_meta(struct r5l_log *log, unsigned int payload_size)
{
struct r5l_io_unit *io;
io = log->current_io;
if (io && io->meta_offset + payload_size > PAGE_SIZE)
if (log->current_io &&
log->current_io->meta_offset + payload_size > PAGE_SIZE)
r5l_submit_current_io(log);
io = log->current_io;
if (io)
return 0;
log->current_io = r5l_new_meta(log);
if (!log->current_io)
log->current_io = r5l_new_meta(log);
return 0;
}