Messages in this thread Patch in this message | | | Date | Thu, 02 Jul 2015 16:43:43 +0200 | From | SF Markus Elfring <> | Subject | [PATCH] net-ipv6: Delete an unnecessary check before the function call "free_percpu" |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Thu, 2 Jul 2015 16:30:24 +0200
The free_percpu() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- net/ipv6/route.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 1a1122a..6090969 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -369,10 +369,7 @@ static void ip6_dst_destroy(struct dst_entry *dst) struct inet6_dev *idev; dst_destroy_metrics_generic(dst); - - if (rt->rt6i_pcpu) - free_percpu(rt->rt6i_pcpu); - + free_percpu(rt->rt6i_pcpu); rt6_uncached_list_del(rt); idev = rt->rt6i_idev; -- 2.4.5
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