From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4ACA5C55ABE for ; Fri, 20 Feb 2026 14:04:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=CP9dVwPiOIJ4ApZ3hmFXNXHMNA0OUGRsW+EPWpg/K64=; b=qC7gdlI43mZR7JfftZFTHweaHF TTbV3EXfBB93ewI7dYS2kmrFhTDOOqlEhijGtJ3LvhIXDU1ldS8GUTEWXJ9J6z+Ke0sHSKDbKBAwK iAiqztK/uovLCdyq39juHCqGSI19gK41GmWmvyTEn4dajQkFniVLMKok1V8zfAAVBjjHjYqYjJCS+ prPIvpACFJFb9ZmEkKsH4s64jYK826uzs0AO3LhXAK340MQ+Gp8480+G/wlPlY8nK0Gh9oO4biKfQ cQWdPigVsTLMSmg6Eb7iS4UYwUQhfnckplxRzj3MR0IoQ7OG1CHnL3BpQx/zO5yvdBbr5+MKhs9lo YcsTShWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vtR6z-0000000EgkQ-1FGf; Fri, 20 Feb 2026 14:04:05 +0000 Received: from out-170.mta1.migadu.com ([2001:41d0:203:375::aa]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vtR6x-0000000EgiQ-03OT for linux-arm-kernel@lists.infradead.org; Fri, 20 Feb 2026 14:04:04 +0000 X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1771596238; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=CP9dVwPiOIJ4ApZ3hmFXNXHMNA0OUGRsW+EPWpg/K64=; b=xdvEEKIUaPHnbaGQNhtYJpkVDk8QlHUviBAnHeRM4RO8KceW37HLCosNiuSJ5xrN6i/uZS TkGx1AGDCdKntEGwZaisexfwI1cEFPJY8ekp2gn2q+JJYxE5ylM+9zcG1GzPNbXbhMzazj kk14DCYKNAUv6tgcXv9p32B7JWdbPFs= From: Thorsten Blum To: Herbert Xu , "David S. Miller" , Nicolas Ferre , Alexandre Belloni , Claudiu Beznea , Tudor Ambarus Cc: Thorsten Blum , stable@vger.kernel.org, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] crypto: atmel-ecc - Release client on allocation failure Date: Fri, 20 Feb 2026 15:03:13 +0100 Message-ID: <20260220140313.1123405-2-thorsten.blum@linux.dev> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260220_060403_266322_6E7BB9B0 X-CRM114-Status: UNSURE ( 7.59 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Call atmel_ecc_i2c_client_free() to release the I2C client reserved by atmel_ecc_i2c_client_alloc() when crypto_alloc_kpp() fails. Otherwise ->tfm_count will be out of sync. Fixes: 11105693fa05 ("crypto: atmel-ecc - introduce Microchip / Atmel ECC driver") Cc: stable@vger.kernel.org Signed-off-by: Thorsten Blum --- Compile-tested only. --- drivers/crypto/atmel-ecc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/crypto/atmel-ecc.c b/drivers/crypto/atmel-ecc.c index 0d48e64d28b1..9da5a0388080 100644 --- a/drivers/crypto/atmel-ecc.c +++ b/drivers/crypto/atmel-ecc.c @@ -261,6 +261,7 @@ static int atmel_ecdh_init_tfm(struct crypto_kpp *tfm) if (IS_ERR(fallback)) { dev_err(&ctx->client->dev, "Failed to allocate transformation for '%s': %ld\n", alg, PTR_ERR(fallback)); + atmel_ecc_i2c_client_free(ctx->client); return PTR_ERR(fallback); } -- Thorsten Blum GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4