From add3d95d7359e0df748baa1da57727cf334b384a Mon Sep 17 00:00:00 2001
From: Tom St Denis <tom.stdenis@amd.com>
Date: Thu, 25 Jan 2018 13:52:30 -0500
Subject: [PATCH] drm/ttm: Simplify ttm_dma_find_pool() (v2)
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Flip the logic of the comparison and remove
the redudant variable for the pool address.
(v2): Remove {} bracing.
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
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 647eb5f40ab96..469e68e06be63 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 @@ err_mem:
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;
}
/*
--
2.30.2