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md/r5cache: remove redundant pointer bio

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Pointer bio is being assigned but is never used hence it is redundant
and can be removed.

Cleans up clang warning:
warning: variable 'bio' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Colin Ian King 2018-07-03 07:51:09 +01:00 committed by Shaohua Li
parent df8c676418
commit ebc7709f65
1 changed files with 0 additions and 2 deletions
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2
drivers/md/raid5-cache.c
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@ -717,7 +717,6 @@ static void r5c_disable_writeback_async(struct work_struct *work)
static void r5l_submit_current_io(struct r5l_log *log)
{
struct r5l_io_unit *io = log->current_io;
struct bio *bio;
struct r5l_meta_block *block;
unsigned long flags;
u32 crc;
@ -730,7 +729,6 @@ static void r5l_submit_current_io(struct r5l_log *log)
block->meta_size = cpu_to_le32(io->meta_offset);
crc = crc32c_le(log->uuid_checksum, block, PAGE_SIZE);
block->checksum = cpu_to_le32(crc);
bio = io->current_bio;
log->current_io = NULL;
spin_lock_irqsave(&log->io_list_lock, flags);