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| author | Julia Lawall <Julia.Lawall@lip6.fr> | 2015-09-13 14:15:31 +0200 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2015-09-29 15:38:38 +0200 |
| commit | a591989a7c162587f24305c3fe3bd8f055ed3329 (patch) | |
| tree | d01839f51e90d2ae32f2347690597d35b5015dd4 /drivers/iommu | |
| parent | iommu/amd: Return positive value in amd_iommu_detect() (diff) | |
| download | linux-a591989a7c162587f24305c3fe3bd8f055ed3329.tar.xz linux-a591989a7c162587f24305c3fe3bd8f055ed3329.zip | |
iommu/amd: Drop null test before destroy functions
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);
x = NULL;
-}
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/amd_iommu_init.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index ea2afefe8e57..3ba1ee709824 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -1755,11 +1755,8 @@ static void __init free_on_init_error(void) free_pages((unsigned long)irq_lookup_table, get_order(rlookup_table_size)); - if (amd_iommu_irq_cache) { - kmem_cache_destroy(amd_iommu_irq_cache); - amd_iommu_irq_cache = NULL; - - } + kmem_cache_destroy(amd_iommu_irq_cache); + amd_iommu_irq_cache = NULL; free_pages((unsigned long)amd_iommu_rlookup_table, get_order(rlookup_table_size)); |