[PATCH] arm: dma-mapping: Remove unneeded NULL checks

From: Alex Dewar
Date: Fri Mar 27 2020 - 12:30:03 EST


dma_pool_destroy() already checks for NULL arguments, so the extra check
is unnecessary.

Signed-off-by: Alex Dewar <alex.dewar@xxxxxxxxx>
---
arch/arm/common/dmabounce.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index f4b719bde763..a7c776cdc38f 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -560,10 +560,8 @@ void dmabounce_unregister_dev(struct device *dev)
BUG();
}

- if (device_info->small.pool)
- dma_pool_destroy(device_info->small.pool);
- if (device_info->large.pool)
- dma_pool_destroy(device_info->large.pool);
+ dma_pool_destroy(device_info->small.pool);
+ dma_pool_destroy(device_info->large.pool);

#ifdef STATS
if (device_info->attr_res == 0)
--
2.26.0