From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 15 Oct 2025 10:30:39 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1v8wu7-00828D-0p for lore@lore.pengutronix.de; Wed, 15 Oct 2025 10:30:39 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1v8wu6-0008QI-No for lore@pengutronix.de; Wed, 15 Oct 2025 10:30:39 +0200 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=Tx74g/f/xa+HqV27QPha2AB1IQ868YVEj9AVKZhxdOc=; b=UXnryfMLe3bZIBUZ1Iags+pPjS 9dH4O3xhMxOSUL2f7Zb9uwER7D+/NXhlHfT2lRpirZADqLY30oMns+xZnoGhESzk3/qLAgcWstYZP EgNnOiBkmtqUiEyP4K6SuzfBgaNZyUpt9CQWhWdsAYuUtdMZdX4e+66K6mYtQIWHjDTD6pCJgtehe pTKHPgcjSbT4PUDkd6wGZdihh78DE0Mb4dOxB7Mr9wXvuWHgT4uQDzV7qXYu/h6etQu0uC+3JS/DK pk3vgUX+2P07mZR6TOPZk+KdLTKkJXfg0h8zUWTnEZHKTQ+88joHjPW+sCOkmDK+QxujLf7DR6s0b jq1D7dMA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v8wtj-00000000wKY-0L4n; Wed, 15 Oct 2025 08:30:15 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v8wtg-00000000wJe-40JU for barebox@lists.infradead.org; Wed, 15 Oct 2025 08:30:13 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=geraet.lan) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1v8wtf-0008LT-9O; Wed, 15 Oct 2025 10:30:11 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: Ahmad Fatoum Date: Wed, 15 Oct 2025 10:30:01 +0200 Message-ID: <20251015083009.4096076-1-a.fatoum@barebox.org> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251015_013012_995392_942DD03C X-CRM114-Status: UNSURE ( 7.99 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH] fixup! tlsf: move kasan_poison_shadow into tlsf_add_pool X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) tlsf: do not poison the control structure more than once The control_t structure is only associated with a tlsf_t, not a merel pool_t. Poisoning the control structure again in tlsf_pool thus served no purpose. Signed-off-by: Ahmad Fatoum --- common/tlsf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/common/tlsf.c b/common/tlsf.c index c4ba8259b261..3c72b41c0385 100644 --- a/common/tlsf.c +++ b/common/tlsf.c @@ -872,7 +872,6 @@ pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes) block_set_prev_free(next); kasan_poison_shadow(mem, bytes, KASAN_TAG_INVALID); - kasan_poison_shadow(control, sizeof(control), KASAN_TAG_INVALID); return mem; } @@ -949,6 +948,7 @@ tlsf_t tlsf_create_with_pool(void* mem, size_t bytes) { tlsf_t tlsf = tlsf_create(mem); tlsf_add_pool(tlsf, (char*)mem + tlsf_size(), bytes - tlsf_size()); + kasan_poison_shadow(mem, tlsf_size(), KASAN_TAG_INVALID); return tlsf; } -- 2.47.3