[PATCH] thunderbolt: remove a meaningless null pointer check before dma_pool_destroy

From: zhong jiang
Date: Fri Aug 17 2018 - 08:36:55 EST


dma_pool_destroy has taken the null pointer into account. so just
remove the null pointer check.

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
drivers/thunderbolt/ctl.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/thunderbolt/ctl.c b/drivers/thunderbolt/ctl.c
index 37a7f4c..e54e84e 100644
--- a/drivers/thunderbolt/ctl.c
+++ b/drivers/thunderbolt/ctl.c
@@ -662,8 +662,7 @@ void tb_ctl_free(struct tb_ctl *ctl)
tb_ctl_pkg_free(ctl->rx_packets[i]);


- if (ctl->frame_pool)
- dma_pool_destroy(ctl->frame_pool);
+ dma_pool_destroy(ctl->frame_pool);
kfree(ctl);
}

--
1.7.12.4