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Commit a591989a authored by Julia Lawall's avatar Julia Lawall Committed by Joerg Roedel
Browse files

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: default avatarJulia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 4781bc42

drivers/iommu/amd_iommu_init.c

+2 −5
Original line number Diff line number Diff line
@@ -1755,12 +1755,9 @@ 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;



	}



	free_pages((unsigned long)amd_iommu_rlookup_table,

		   get_order(rlookup_table_size));