From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 3FFF83DEAC2; Mon, 4 May 2026 14:16:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777904211; cv=none; b=r0xbBHIhjj3O9Nq0u1Swj3QGvx5d6LJ6Z1ryJugMLbw8k4oKky7WaaTc/KE5P5wacvSI0qO6C1cRytlxLcLMO2qa05rXw5YWhFlaC1svNOZxj33n2s2BJ2xt9usPXMiyW65j2C146AnH7jUvlyNj/vYmtQKPPlRzdK8qFCG5Uq4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777904211; c=relaxed/simple; bh=+axCjt+v8+7cYuLWS91bxb8Tt/D9jDSekkHzH03N1m4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tGmIwvT8JejhXQj56VK6lyXMwlyfQsjSj3uMuVBPObtK9zN2Nu+A27O+Oj2Maruc+Xg51hc0KobyPdd4wJS6ld1I55q1CnKOiz+CCZXWUgzJcRmoGW6na9zDbjlR2vCM6w+SboRvGmxMxNyv8NElozkHOC5ni0IA46vFAooVJTM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=fBtAEO+x; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="fBtAEO+x" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 892F7C2BCB8; Mon, 4 May 2026 14:16:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1777904210; bh=+axCjt+v8+7cYuLWS91bxb8Tt/D9jDSekkHzH03N1m4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fBtAEO+xYLAuwhIl3Rj6PoSxAqRP6B3SH6Q2Y6cBivxrOe3/+g0vZBdHpPcBzzZ/C IuI6lBCDje4pesqFlYtSCrdCenBbKlYhFrG0D9/tf9QvXKLihVzUUPMhoANa0LEFc0 SR9HD+McXyQu9p0+VplIlWQRBaZ+uerTqz0sqbeM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Haoxiang Li , Herbert Xu Subject: [PATCH 6.18 225/275] crypto: ccree - fix a memory leak in cc_mac_digest() Date: Mon, 4 May 2026 15:52:45 +0200 Message-ID: <20260504135151.423612666@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260504135142.929052779@linuxfoundation.org> References: <20260504135142.929052779@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Haoxiang Li commit 02c64052fad03699b9c6d1df2f9b444d17e4ac50 upstream. Add cc_unmap_result() if cc_map_hash_request_final() fails to prevent potential memory leak. Fixes: 63893811b0fc ("crypto: ccree - add ahash support") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li Signed-off-by: Herbert Xu Signed-off-by: Greg Kroah-Hartman --- drivers/crypto/ccree/cc_hash.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/crypto/ccree/cc_hash.c +++ b/drivers/crypto/ccree/cc_hash.c @@ -1448,6 +1448,7 @@ static int cc_mac_digest(struct ahash_re if (cc_map_hash_request_final(ctx->drvdata, state, req->src, req->nbytes, 1, flags)) { dev_err(dev, "map_ahash_request_final() failed\n"); + cc_unmap_result(dev, state, digestsize, req->result); cc_unmap_req(dev, state, ctx); return -ENOMEM; }