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 6065F44236E; Fri, 7 Aug 2026 15:34:14 +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=1786116855; cv=none; b=jFNhAdBTSPPi2oVnomtM2pkvUlK53KpU1T9WT6bX68UijovpWNrunOw5A6tLuLZn9jmLGNbDIoke7tbPmWe5dkqv6a91AUUX7a3jdF2r2uVHojgizZlsoF24aXpDNqRdOEUSpuFK6hRqXYjRKscSbvTEf0uabnc7vbWfmF+G1m8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786116855; c=relaxed/simple; bh=HohsPk8SUVVIB37VyO1eJoeVOGo61TccBvPeUUbZzwQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=AYfMhyMV6YM7shy48VHiE6xwkph4dz4ZW4jrUoSe1zOpZy+StOqNl2NYvxX5Y+DN3f0wyPPuNyL6OMNzZAD37w9mG+BP9byhw1g1t61Lln+HMPPHkqZY6W7d4+7+6YfYtcHvSN/G4kmk/DHVPhw2WZe/JUsBuam8AmBwoPh1QkY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=eDG3nW3K; 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="eDG3nW3K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B31B61F000E9; Fri, 7 Aug 2026 15:34:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1786116854; bh=d65tZAP1ki4+pLUX2pDRC/466xzc7gXA6J/MMWhfNHw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=eDG3nW3KhSeqGw/bn68LnZPQSnpTNlfh2IX3SISG3Y4U1TNMyN9I7ZOcIL28rdCPE hdZuGwOJGvDixRzb9B0Kbtm9lf2GFGy7dlPS4lr05+KukrqgxKF4HWrzAP4GuWypLn +zZbmrxirVBmbpCAWH1AWGGHAgVLjjmqjjhXr1hQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Thorsten Blum , "Ritesh Harjani (IBM)" , Madhavan Srinivasan , Sasha Levin Subject: [PATCH 7.1 112/438] powerpc/boot: Fix simpleboot CPU node lookup check Date: Fri, 7 Aug 2026 16:35:08 +0200 Message-ID: <20260807143430.383301134@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260807143428.008222056@linuxfoundation.org> References: <20260807143428.008222056@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 7.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Thorsten Blum [ Upstream commit c824ab65685bb119c6c6a3a200b3428c72862d5a ] fdt_node_offset_by_prop_value() returns a negative error code on failure - fix the check accordingly. Fixes: d2477b5cc8ca ("[POWERPC] bootwrapper: Add a firmware-independent simpleboot target.") Signed-off-by: Thorsten Blum Reviewed-by: Ritesh Harjani (IBM) Signed-off-by: Madhavan Srinivasan Link: https://patch.msgid.link/20260702211554.56923-4-thorsten.blum@linux.dev Signed-off-by: Sasha Levin --- arch/powerpc/boot/simpleboot.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/boot/simpleboot.c b/arch/powerpc/boot/simpleboot.c index c80691d83880b..27591df41e9e8 100644 --- a/arch/powerpc/boot/simpleboot.c +++ b/arch/powerpc/boot/simpleboot.c @@ -68,7 +68,7 @@ void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, /* finally, setup the timebase */ node = fdt_node_offset_by_prop_value(_dtb_start, -1, "device_type", "cpu", sizeof("cpu")); - if (!node) + if (node < 0) fatal("Cannot find cpu node\n"); timebase = fdt_getprop(_dtb_start, node, "timebase-frequency", &size); if (timebase && (size == 4)) -- 2.53.0