block: do not initialise globals to 0 or NULL
This patch fixes the checkpatch.pl error to blk-exec.c: ERROR: do not initialise globals to 0 or NULL Signed-off-by: Wei Tang <tangwei@cmss.chinamobile.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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@ -51,7 +51,7 @@ DEFINE_IDA(blk_queue_ida);
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/*
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* For the allocated request tables
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*/
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struct kmem_cache *request_cachep = NULL;
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struct kmem_cache *request_cachep;
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/*
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* For queue allocation
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