From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f175.google.com (mail-pl1-f175.google.com [209.85.214.175]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C752A3B8945 for ; Mon, 9 Mar 2026 14:22:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.175 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773066125; cv=none; b=rIEzlhDSklonnhc8nOi0JpZCs5seoG3wEBZTPkqrNkePOKpVb9XLl0B+mpox0f82dPnDxXY2w9RRSbnDkgdaS2PF25AQNvmqJIyk1f9vKBafxbtOwcuDVIc80aJLf1oExgmrhU1a4eUYXPdIJzitADR9E+rJ5xhRnFonLgaArXo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773066125; c=relaxed/simple; bh=KyvN/e+YfTUp48V34TkUvmCc1QjUNVuOM4Q5K1uUVk0=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=E+iapHdLvSDLoCyuP5BtwsmU+tGC4QbVGPRO0BPEWrBhITif1jIbH5hb+3mvYhQS/KcDVbijEuN4lj8gRYZG/OYAFANrfBkrM4M5SLUcVQqPLT8FLagnYZ5SjqTL0yaC8qyBxuWECxMjCGtyyizXG5zmf0O6ZkyxWHxb2kQPAoc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=FjNOIHA/; arc=none smtp.client-ip=209.85.214.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="FjNOIHA/" Received: by mail-pl1-f175.google.com with SMTP id d9443c01a7336-2ae5423b02aso54058135ad.1 for ; Mon, 09 Mar 2026 07:22:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1773066123; x=1773670923; darn=lists.linux.dev; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=grQ5PtJag6F1aXMzfKTQ323qJwRBv4yawTsOGYIcvbI=; b=FjNOIHA/mjMxGcKbwA1MyPQpD5TNy8XVTQDLJcVsC3yeGdOvJe5dQJVHxh/OeLY86u 2o9upxNuK+FPONULDZkze9rPTne7hir4BlmeoCFflkcvo/T1PBjx1rgu7I3oB3E5eGMc nOvnmIvGHHV/DnXy6Acluvw4aCnEudnGz6isx4BETgdlQxU4b91BUOc6FVKi4gIty3Fk KgOfhUh9ZCsJXfi5GJZp2wndZ47D/aH2BuYgttusmG0Uuo/e5rWZFLo8Q45ZTgO0bAFI ikT7YrLfaXQ03LHM5BAAHGQcIRgPmIbP4cr6MqgT/BLVs1gfNXWt6kDIV3Uv90jDtYd8 kNaQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1773066123; x=1773670923; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=grQ5PtJag6F1aXMzfKTQ323qJwRBv4yawTsOGYIcvbI=; b=LZskpRIihu9G04sSn8Ybx4e9HoMTuvZ1D0by7ALVY+TC0ew+exUjIu0w79+xVyZbuh FtoebRV+eHM76xdmLcYIl3Y/NvoLy2HQ7oxNWSWwuopXbaU5N7Dfo3xX/1hqCFjMvp/D ALojNRRPTVS0xfcQQLT57C7YglNSIeipQjKeQuJWKGgMB1OmKFI+p/C8MDRMpbq3Z/mJ dzVbyO0wxbtEeHy+YPpRvNS8IKTERugTUGE/TXUwAo4q2NM/CdKrA0ZVf4jUmMrTzy1j zGLL2R/nEPTc3+NAIQyUozA6D4cm56V4vb35mpklBseNOUxjzDbZavZsqBFgxaXfhJxG yfCw== X-Gm-Message-State: AOJu0YyqaTaJTUrdO/HVXXGj173xQXfC1sIn2cNtaNvi8Jd5KpRIfUak fpyvA2Ro6NOIFsTLDjffwXSUkSxK561vZdpy9rmnqLDbfT/Q8mCTHBLR X-Gm-Gg: ATEYQzwXNJSmocefYHBXeSGnloItKnHKKoWJiLt4EMpqe/PwsATNbOAaOfCeYSaQQKJ SyW1653Vy5zBkbaOr1QPnL+Wqt2m2260Wb6MdT4u+TRSV95JHeTsfkrU7R4rkfSX1PXenKUMW4U pR2uZXs6gV4HLVRVmvK3dEzCxwYaOt4+GM0WjuPdm8ays3Sl+AnwhK7scRA8LaK6N/XU0blZyvu 8zcZVy0sY5yPssyXS43v1Nixf35NQOMVxjRfnonUdy6AgO5N99aeVuCa8m6G27/Zcm+BmBO8Nez mBsrpJp+XUF22rJlwzYX5evOumv3EyGVU469TRJC1bM+EzSMYb8+vcpkk5Qb15hN9oFb4zx/8ym 4aXb/BhL4UK9WHNYffQS+HNd+25X1w/37gPCJL0BVIIHS+/aGKU2+h+/E2mPjT6oXJfL91MeNAB eDWnuy3fryj64o84peywgQbQ6xTO29Cl7HOGkOXOP8F6Wk1bdM7QRgkVjOK1fvoO4KSYHaD28y6 aJpRVPEaEEcs1BDg7Efajzc9stMClTGF7USIw== X-Received: by 2002:a17:902:f78a:b0:2ae:80b3:8401 with SMTP id d9443c01a7336-2ae82367095mr101287125ad.10.1773066123021; Mon, 09 Mar 2026 07:22:03 -0700 (PDT) Received: from starpt-K55VD.. (2001-b011-7803-1227-a22f-1307-6d70-e044.dynamic-ip6.hinet.net. [2001:b011:7803:1227:a22f:1307:6d70:e044]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ae83d85a2asm154738055ad.0.2026.03.09.07.22.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Mar 2026 07:22:02 -0700 (PDT) From: Lin YuChen To: gregkh@linuxfoundation.org Cc: linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, starpt.official@gmail.com Subject: [PATCH v2] staging: rtl8723bs: replace kzalloc/memcpy with kmemdup Date: Mon, 9 Mar 2026 22:21:50 +0800 Message-Id: <20260309142150.547045-1-starpt.official@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-staging@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace the open-coded kzalloc and memcpy combination with kmemdup() to make the code more concise and idiomatic. Signed-off-by: Lin YuChen --- v2: - Use real name in Signed-off-by line as requested by Ethan Tidmore. - Fix a minor whitespace issue in the error return path. drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c index 7cb0c6f22bf3..3db6417a7de1 100644 --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c @@ -1430,14 +1430,12 @@ static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t iel goto exit; } - buf = kzalloc(ielen, GFP_KERNEL); + buf = kmemdup(pie, ielen, GFP_KERNEL); if (!buf) { - ret = -ENOMEM; + ret = -ENOMEM; goto exit; } - memcpy(buf, pie, ielen); - if (ielen < RSN_HEADER_LEN) { ret = -1; goto exit; -- 2.34.1