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 8F48E33CE88 for ; Thu, 23 Jul 2026 18:07:19 +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=1784830040; cv=none; b=CHfhfl46gD2r5mxICzecqIIVPVdwL2InQlUHOr88v9R4dC1YV5JOZNHjtyL40J+rai4sG/dlapCi9f05smBoufGjB/dyJA3v95SMv8WwFf5tf1HvPqrl6tp09WJKAeL2U7577LIdgUqjLFdRK+bX0lS8ppT28Tq+8oD9UmoYU3w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784830040; c=relaxed/simple; bh=WhA2sDO5eL4T5UuwqAJ+VdzrkgWTTN2prFbsJqpxBVM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bEqc0r6G34X0TiDd74ukGA+f1bwTgb6dIv/17S5mBZ7NuIptF9+NzVnVD3ZcnnPBVwtCdqIpl4omw1vHy09nD6P44pjs+1rOhFDoBP0wwNFwBfDDmsrIvH4VNv/Mm3TJKsaUKW8bdkGYauQXkRNaeKPat2xRmio+87nWnnHKOsw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 Received: by smtp.kernel.org (Postfix) with ESMTPSA id B15931F000E9; Thu, 23 Jul 2026 18:07:18 +0000 (UTC) From: Sasha Levin To: stable@vger.kernel.org Cc: Mukesh Ojha , Dmitry Baryshkov , Bjorn Andersson , Sasha Levin Subject: [PATCH 6.1.y 1/4] remoteproc: qcom: replace kstrdup with kstrndup Date: Thu, 23 Jul 2026 14:07:14 -0400 Message-ID: <20260723180717.3431408-1-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <2026072052-revenge-discount-456e@gregkh> References: <2026072052-revenge-discount-456e@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Mukesh Ojha [ Upstream commit 9d5b9ad97f83b2390a6006eeb5ae5e48ec4298ce ] Since, there is no guarantee that region.name will be 0-terminated from the firmware side, replace kstrdup with kstrndup. Suggested-by: Dmitry Baryshkov Signed-off-by: Mukesh Ojha Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/1676383691-29738-1-git-send-email-quic_mojha@quicinc.com Stable-dep-of: ecf9fc18e62c ("remoteproc: qcom: Fix leak when custom dump_segments addition fails") Signed-off-by: Sasha Levin --- drivers/remoteproc/qcom_common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/remoteproc/qcom_common.c b/drivers/remoteproc/qcom_common.c index 020349f8979d8f..7810f91d3080a2 100644 --- a/drivers/remoteproc/qcom_common.c +++ b/drivers/remoteproc/qcom_common.c @@ -124,7 +124,7 @@ static int qcom_add_minidump_segments(struct rproc *rproc, struct minidump_subsy for (i = 0; i < seg_cnt; i++) { memcpy_fromio(®ion, ptr + i, sizeof(region)); if (region.valid == MD_REGION_VALID) { - name = kstrdup(region.name, GFP_KERNEL); + name = kstrndup(region.name, MAX_REGION_NAME_LENGTH - 1, GFP_KERNEL); if (!name) { iounmap(ptr); return -ENOMEM; -- 2.53.0