From patchwork Fri Dec 15 12:38:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Antipov X-Patchwork-Id: 755108 Received: from forward206b.mail.yandex.net (forward206b.mail.yandex.net [178.154.239.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7D4472D7AF for ; Fri, 15 Dec 2023 12:51:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yandex.ru Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yandex.ru Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yandex.ru header.i=@yandex.ru header.b="aK+qwXHz" Received: from forward100c.mail.yandex.net (forward100c.mail.yandex.net [IPv6:2a02:6b8:c03:500:1:45:d181:d100]) by forward206b.mail.yandex.net (Yandex) with ESMTP id B317767B92 for ; Fri, 15 Dec 2023 15:43:49 +0300 (MSK) Received: from mail-nwsmtp-smtp-production-main-91.sas.yp-c.yandex.net (mail-nwsmtp-smtp-production-main-91.sas.yp-c.yandex.net [IPv6:2a02:6b8:c08:47a7:0:640:b27a:0]) by forward100c.mail.yandex.net (Yandex) with ESMTP id 0F68360A9B; Fri, 15 Dec 2023 15:43:42 +0300 (MSK) Received: by mail-nwsmtp-smtp-production-main-91.sas.yp-c.yandex.net (smtp/Yandex) with ESMTPSA id ehk5Ww9j9W20-wk05bFhJ; Fri, 15 Dec 2023 15:43:41 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1702644221; bh=e2HQD4mudrWDZrwhKgt9BFW3NWj+RbEkZP28WFvmv30=; h=Message-ID:Date:Cc:Subject:To:From; b=aK+qwXHzK2ZW1y2gzVurF3Dhvp56V7cJ8iRnEvj5fmwzJIDA8a+rUZmaRcKrehaMO 2NQTejmXs27O44b2/l3jmjyYhnrM7yCtfy5APzzat8VkDOR0Xd70e+NOXZtv5PL9Mn LMjxn5jZ2GNFWe4igzLuucI/+bpUD9yaru9L8KE8= Authentication-Results: mail-nwsmtp-smtp-production-main-91.sas.yp-c.yandex.net; dkim=pass header.i=@yandex.ru From: Dmitry Antipov To: Johannes Berg Cc: Brian Norris , Ping-Ke Shih , Kalle Valo , linux-wireless@vger.kernel.org, Dmitry Antipov Subject: [PATCH 1/3] wifi: cfg80211: introduce cfg80211_ssid_eq() Date: Fri, 15 Dec 2023 15:38:51 +0300 Message-ID: <20231215123859.196350-1-dmantipov@yandex.ru> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Since SSIDs comparison is commonly used across many drivers, introduce generic 'cfg80211_ssid_eq()' to replace driver-private implementations. Signed-off-by: Dmitry Antipov --- include/net/cfg80211.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 602960dafe0f..4d76868c954d 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -7165,6 +7165,23 @@ enum cfg80211_bss_frame_type { int cfg80211_get_ies_channel_number(const u8 *ie, size_t ielen, enum nl80211_band band); +/** + * cfg80211_ssid_eq - compare two SSIDs + * @a: first SSID + * @b: second SSID + * + * Return true if SSIDs are equal, false otherwise. + */ +static inline bool +cfg80211_ssid_eq(struct cfg80211_ssid *a, struct cfg80211_ssid *b) +{ + if (WARN_ON(!a || !b)) + return false; + if (a->ssid_len != b->ssid_len) + return false; + return memcmp(a->ssid, b->ssid, a->ssid_len) ? false : true; +} + /** * cfg80211_inform_bss_data - inform cfg80211 of a new BSS *