[Intel-wired-lan] [PATCH 20/39] ixgbe: drop null test before destroy functions

Julia Lawall Julia.Lawall at lip6.fr
Sun Sep 13 12:15:13 UTC 2015


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);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall at lip6.fr>

---
 drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c
index 631c603..5f98870 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_fcoe.c
@@ -620,8 +620,7 @@ static void ixgbe_fcoe_dma_pool_free(struct ixgbe_fcoe *fcoe, unsigned int cpu)
 	struct ixgbe_fcoe_ddp_pool *ddp_pool;
 
 	ddp_pool = per_cpu_ptr(fcoe->ddp_pool, cpu);
-	if (ddp_pool->pool)
-		dma_pool_destroy(ddp_pool->pool);
+	dma_pool_destroy(ddp_pool->pool);
 	ddp_pool->pool = NULL;
 }
 



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