[PATCH 06/12] drm/ttm: Simplify ttm_dma_find_pool() (v2)
Tom St Denis
tom.stdenis at amd.com
Mon Jan 29 13:55:07 UTC 2018
Flip the logic of the comparison and remove
the redudant variable for the pool address.
Signed-off-by: Tom St Denis <tom.stdenis at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>
(v2): Remove {} bracing.
---
drivers/gpu/drm/ttm/ttm_page_alloc_dma.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
index 647eb5f40ab9..469e68e06be6 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
@@ -682,10 +682,10 @@ static struct dma_pool *ttm_dma_pool_init(struct device *dev, gfp_t flags,
static struct dma_pool *ttm_dma_find_pool(struct device *dev,
enum pool_type type)
{
- struct dma_pool *pool, *tmp, *found = NULL;
+ struct dma_pool *pool, *tmp;
if (type == IS_UNDEFINED)
- return found;
+ return NULL;
/* NB: We iterate on the 'struct dev' which has no spinlock, but
* it does have a kref which we have taken. The kref is taken during
@@ -698,13 +698,10 @@ static struct dma_pool *ttm_dma_find_pool(struct device *dev,
* thing is at that point of time there are no pages associated with the
* driver so this function will not be called.
*/
- list_for_each_entry_safe(pool, tmp, &dev->dma_pools, pools) {
- if (pool->type != type)
- continue;
- found = pool;
- break;
- }
- return found;
+ list_for_each_entry_safe(pool, tmp, &dev->dma_pools, pools)
+ if (pool->type == type)
+ return pool;
+ return NULL;
}
/*
--
2.14.3
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