ipv6: mcast: Remove unnecessary null check in ip6_mc_find_dev()

These is no need to check null for idev before return NULL.

Signed-off-by: Yue Haibing <yuehaibing@huawei.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20250714081732.3109764-1-yuehaibing@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 6d737815d0ab791f90a46b0df4e77d06b365ca69..d3ecb5596b74cdeefd362d6ef3199f3e91584e26 100644 (file)
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -329,9 +329,6 @@ static struct inet6_dev *ip6_mc_find_dev(struct net *net,
        idev = in6_dev_get(dev);
        dev_put(dev);
 
-       if (!idev)
-               return NULL;
-
        return idev;
 }