[PATCH]net pkgen.c:fix no need for check

[Figo.zhang]

vfree() does its own 'NULL' check, so no need for check before
calling it.

Signed-off-by: Figo.zhang <figo1802@xxxxxxxxx>
---   
net/core/pktgen.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 0666a82..14aeed7 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -3690,8 +3690,7 @@ out1:
 #ifdef CONFIG_XFRM
 	free_SAs(pkt_dev);
 #endif
-	if (pkt_dev->flows)
-		vfree(pkt_dev->flows);
+	vfree(pkt_dev->flows);
 	kfree(pkt_dev);
 	return err;
 }
@@ -3790,8 +3789,7 @@ static int pktgen_remove_device(struct pktgen_thread *t,
 #ifdef CONFIG_XFRM
 	free_SAs(pkt_dev);
 #endif
-	if (pkt_dev->flows)
-		vfree(pkt_dev->flows);
+	vfree(pkt_dev->flows);
 	kfree(pkt_dev);
 	return 0;
 }


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