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whci: drop null test before destroy functions

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Remove unneeded NULL test.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression x; @@
-if (x != NULL)
  \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Julia Lawall 2015-09-13 14:15:11 +02:00 committed by Greg Kroah-Hartman
parent a4c1f0c2a9
commit 03bce87ce9
1 changed files with 1 additions and 2 deletions
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3
drivers/usb/host/whci/init.c
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@ -175,8 +175,7 @@ void whc_clean_up(struct whc *whc)
pzl_clean_up(whc);
asl_clean_up(whc);
if (whc->qset_pool)
dma_pool_destroy(whc->qset_pool);
dma_pool_destroy(whc->qset_pool);
len = resource_size(&whc->umc->resource);
if (whc->base)