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| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2012-09-09 12:40:50 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2012-10-30 08:36:58 +0100 |
| commit | 2541aa799ff711fdd85dfbced58ea815a5968674 (patch) | |
| tree | e54b275fe9045bdec917177abf0b5faa1bde4ebb /drivers/block/cciss.c | |
| parent | 654dbef2146d6bc56886495d44b661148f016e62 (diff) | |
| download | lwn-2541aa799ff711fdd85dfbced58ea815a5968674.tar.gz lwn-2541aa799ff711fdd85dfbced58ea815a5968674.zip | |
cciss: remove unneeded memset()
The memory return by kzalloc() or kmem_cache_zalloc() has already be set
to zero, so remove useless memset(0).
spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Cc: Mike Miller <mike.miller@hp.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/cciss.c')
| -rw-r--r-- | drivers/block/cciss.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index b0f553b26d0f..ca83f96756ad 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -5205,7 +5205,6 @@ static void cciss_shutdown(struct pci_dev *pdev) return; } /* write all data in the battery backed cache to disk */ - memset(flush_buf, 0, 4); return_code = sendcmd_withirq(h, CCISS_CACHE_FLUSH, flush_buf, 4, 0, CTLR_LUNID, TYPE_CMD); kfree(flush_buf); |