linux-kernel - Re: [PATCH 4/4] mospost: remove unneeded local variable in contains

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Date:   Tue, 5 Nov 2019 13:47:42 +0000
From:   Matthias Maennich <maennich@...gle.com>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     linux-kbuild@...r.kernel.org, Jessica Yu <jeyu@...nel.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] mospost: remove unneeded local variable in
 contains_namespace()

Hi!

On Tue, Oct 29, 2019 at 09:38:09PM +0900, Masahiro Yamada wrote:
>The local variable, ns_entry, is unneeded.
>
>While I was here, I also cleaned up the comparison with NULL or 0.
>
>Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
>---

This was not directly sent to me, hence I missed it.
Nevertheless, please feel free to add

Reviewed-by: Matthias Maennich <maennich@...gle.com>

Cheers,
Matthias
>
> scripts/mod/modpost.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
>diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
>index f7425f5d4ab0..f70b924f379f 100644
>--- a/scripts/mod/modpost.c
>+++ b/scripts/mod/modpost.c
>@@ -239,10 +239,8 @@ static struct symbol *find_symbol(const char *name)
> static bool contains_namespace(struct namespace_list *list,
> 			       const char *namespace)
> {
>-	struct namespace_list *ns_entry;
>-
>-	for (ns_entry = list; ns_entry != NULL; ns_entry = ns_entry->next)
>-		if (strcmp(ns_entry->namespace, namespace) == 0)
>+	for (; list; list = list->next)
>+		if (!strcmp(list->namespace, namespace))
> 			return true;
>
> 	return false;
>-- 
>2.17.1
>