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SubjectRe: [PATCH] net/ieee802154: drop unneeded assignment in llsec_iter_devkeys()
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Hello.

On 25.04.21 12:24, Yang Li wrote:
> In order to keep the code style consistency of the whole file,
> redundant return value ‘rc’ and its assignments should be deleted
>
> The clang_analyzer complains as follows:
> net/ieee802154/nl-mac.c:1203:12: warning: Although the value stored to
> 'rc' is used in the enclosing expression, the value is never actually
> read from 'rc'
>
> No functional change, only more efficient.
>
> Reported-by: Abaci Robot <abaci@linux.alibaba.com>
> Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
> ---
> net/ieee802154/nl-mac.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c
> index 0c1b077..a6a8cf6 100644
> --- a/net/ieee802154/nl-mac.c
> +++ b/net/ieee802154/nl-mac.c
> @@ -1184,7 +1184,7 @@ static int llsec_iter_devkeys(struct llsec_dump_data *data)
> {
> struct ieee802154_llsec_device *dpos;
> struct ieee802154_llsec_device_key *kpos;
> - int rc = 0, idx = 0, idx2;
> + int idx = 0, idx2;
>
> list_for_each_entry(dpos, &data->table->devices, list) {
> if (idx++ < data->s_idx)
> @@ -1200,7 +1200,7 @@ static int llsec_iter_devkeys(struct llsec_dump_data *data)
> data->nlmsg_seq,
> dpos->hwaddr, kpos,
> data->dev)) {
> - return rc = -EMSGSIZE;
> + return -EMSGSIZE;
> }
>
> data->s_idx2++;
> @@ -1209,7 +1209,7 @@ static int llsec_iter_devkeys(struct llsec_dump_data *data)
> data->s_idx++;
> }
>
> - return rc;
> + return 0;
> }
>
> int ieee802154_llsec_dump_devkeys(struct sk_buff *skb,
>

This patch has been applied to the wpan tree and will be
part of the next pull request to net. Thanks!

regards
Stefan Schmidt

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