diff mbox

[net-next] sctp: remove redundant null check on asoc

Message ID 52A82566.1050601@huawei.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

wangweidong Dec. 11, 2013, 8:42 a.m. UTC
In sctp_err_lookup, goto out while the asoc is not NULL, so remove the
check NULL. Also, in sctp_err_finish which called by sctp_v4_err and
sctp_v6_err, they pass asoc to sctp_err_finish while the asoc is not
NULL, so remove the check.

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
---
 net/sctp/input.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Comments

Neil Horman Dec. 11, 2013, 12:09 p.m. UTC | #1
On Wed, Dec 11, 2013 at 04:42:14PM +0800, Wang Weidong wrote:
> In sctp_err_lookup, goto out while the asoc is not NULL, so remove the
> check NULL. Also, in sctp_err_finish which called by sctp_v4_err and
> sctp_v6_err, they pass asoc to sctp_err_finish while the asoc is not
> NULL, so remove the check.
> 
> Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
> ---
>  net/sctp/input.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/net/sctp/input.c b/net/sctp/input.c
> index 6603853..2a192a7 100644
> --- a/net/sctp/input.c
> +++ b/net/sctp/input.c
> @@ -536,8 +536,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
>  	return sk;
>  
>  out:
> -	if (asoc)
> -		sctp_association_put(asoc);
> +	sctp_association_put(asoc);
>  	return NULL;
>  }
>  
> @@ -545,8 +544,7 @@ out:
>  void sctp_err_finish(struct sock *sk, struct sctp_association *asoc)
>  {
>  	sctp_bh_unlock_sock(sk);
> -	if (asoc)
> -		sctp_association_put(asoc);
> +	sctp_association_put(asoc);
>  }
>  
>  /*
> -- 
> 1.7.12
> 
> 
> --
> To unsubscribe from this list: send the line "unsubscribe linux-sctp" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
> 

Seems reasonable
Acked-by: Neil Horman <nhorman@tuxdriver.com>

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Vladislav Yasevich Dec. 11, 2013, 2:38 p.m. UTC | #2
On 12/11/2013 03:42 AM, Wang Weidong wrote:
> In sctp_err_lookup, goto out while the asoc is not NULL, so remove the
> check NULL. Also, in sctp_err_finish which called by sctp_v4_err and
> sctp_v6_err, they pass asoc to sctp_err_finish while the asoc is not
> NULL, so remove the check.
> 
> Signed-off-by: Wang Weidong <wangweidong1@huawei.com>


Acked-by: Vlad Yasevich <vyasevich@gmail.com>

Thanks
-vlad

> ---
>  net/sctp/input.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/net/sctp/input.c b/net/sctp/input.c
> index 6603853..2a192a7 100644
> --- a/net/sctp/input.c
> +++ b/net/sctp/input.c
> @@ -536,8 +536,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
>  	return sk;
>  
>  out:
> -	if (asoc)
> -		sctp_association_put(asoc);
> +	sctp_association_put(asoc);
>  	return NULL;
>  }
>  
> @@ -545,8 +544,7 @@ out:
>  void sctp_err_finish(struct sock *sk, struct sctp_association *asoc)
>  {
>  	sctp_bh_unlock_sock(sk);
> -	if (asoc)
> -		sctp_association_put(asoc);
> +	sctp_association_put(asoc);
>  }
>  
>  /*
> 

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
David Miller Dec. 11, 2013, 8:39 p.m. UTC | #3
From: Wang Weidong <wangweidong1@huawei.com>
Date: Wed, 11 Dec 2013 16:42:14 +0800

> In sctp_err_lookup, goto out while the asoc is not NULL, so remove the
> check NULL. Also, in sctp_err_finish which called by sctp_v4_err and
> sctp_v6_err, they pass asoc to sctp_err_finish while the asoc is not
> NULL, so remove the check.
> 
> Signed-off-by: Wang Weidong <wangweidong1@huawei.com>

Applied, thanks.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
diff mbox

Patch

diff --git a/net/sctp/input.c b/net/sctp/input.c
index 6603853..2a192a7 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -536,8 +536,7 @@  struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
 	return sk;
 
 out:
-	if (asoc)
-		sctp_association_put(asoc);
+	sctp_association_put(asoc);
 	return NULL;
 }
 
@@ -545,8 +544,7 @@  out:
 void sctp_err_finish(struct sock *sk, struct sctp_association *asoc)
 {
 	sctp_bh_unlock_sock(sk);
-	if (asoc)
-		sctp_association_put(asoc);
+	sctp_association_put(asoc);
 }
 
 /*