From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 D8E1A3BD646; Sat, 30 May 2026 18:28:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780165681; cv=none; b=IvsZDjHhbB+er9QDmTVzytrXvCfbf9gFO19v6Gb3ePkxCX1m7uzOBJfjFHvxFFgx+f40T9NSdSnOsL9J9oH2y34Dehaoa4n5G+Kd2LEbfThIenlLfoCh28PwCf+fJdUWrieYuazF2aZqqH6J+aI1OmPAxgOgEXqhEC097Towyjk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780165681; c=relaxed/simple; bh=wdz7CEjYReSXD5wjXDo/Lq+jQXKk2VFd4CZY7lXm44c=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LoL8iNV0agOj9fZky7f2VnIq57xkDNigZfDMF8ZE6kxD57T7tHimdFuOVVngYKLK02g9Lo+bMgVrBdk0bQQeU9b9xizfOcSTRK81gq0zeDrpM2ciLby+hf+2pc/tjHEipDJfAgJDs3p81YX3AYrsLYrHHu1Vpi7o4BFgp0IMtZs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=mr62PYIk; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="mr62PYIk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E47D1F00893; Sat, 30 May 2026 18:27:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1780165680; bh=whM5ghCbd01WmUtcyWzqqEapZZYVfsSh3cOK+1DVfB8=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=mr62PYIkPoZ/h3DDGR8gDfgskWvTuEYFfhWd/uZGYiH2VcF9Hjs5uVdpukEjkui6C 4AY1bxDdE7PERCBBzYUBatbIfg8z1mKK6J78H248Euyz9VfD/1PpFGirV94+/fCnvp boIjrTn4xTQkzY9HK1Mrbld+swvW8pX3wA0G24lI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Yiming Qian , Herbert Xu , Eric Biggers Subject: [PATCH 5.10 151/589] crypto: pcrypt - Fix handling of MAY_BACKLOG requests Date: Sat, 30 May 2026 18:00:32 +0200 Message-ID: <20260530160228.755696757@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260530160224.570625122@linuxfoundation.org> References: <20260530160224.570625122@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Herbert Xu commit 915b692e6cb723aac658c25eb82c58fd81235110 upstream. MAY_BACKLOG requests can return EBUSY. Handle them by checking for that value and filtering out EINPROGRESS notifications. Reported-by: Yiming Qian Fixes: 5a1436beec57 ("crypto: pcrypt - call the complete function on error") Signed-off-by: Herbert Xu Cc: Eric Biggers Signed-off-by: Greg Kroah-Hartman --- crypto/pcrypt.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) --- a/crypto/pcrypt.c +++ b/crypto/pcrypt.c @@ -69,6 +69,9 @@ static void pcrypt_aead_done(struct cryp struct pcrypt_request *preq = aead_request_ctx(req); struct padata_priv *padata = pcrypt_request_padata(preq); + if (err == -EINPROGRESS) + return; + padata->info = err; padata_do_serial(padata); @@ -82,7 +85,7 @@ static void pcrypt_aead_enc(struct padat ret = crypto_aead_encrypt(req); - if (ret == -EINPROGRESS) + if (ret == -EINPROGRESS || ret == -EBUSY) return; padata->info = ret; @@ -133,7 +136,7 @@ static void pcrypt_aead_dec(struct padat ret = crypto_aead_decrypt(req); - if (ret == -EINPROGRESS) + if (ret == -EINPROGRESS || ret == -EBUSY) return; padata->info = ret;