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[144.168.56.201]) by smtp.gmail.com with ESMTPSA id x14sm15433458qtq.47.2021.03.03.04.27.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Mar 2021 04:27:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=ONW5B8dL+K7mWJzVOxTaznriLdX5Ax/sh23bCpsoVmA=; b=YoIFyyj++D30WuwCv1DI1U/6DUUO+waK0VxxKTmmOCHLngijopb8/kYfA1g0dYdNKH kRGGcGbVO6rNJcLUS2Cdv6BhuJBXhJCJw+C+1X/xkinePZTXtvNU7ex6O0Qoc25RFwEF aykzGkSovNp0vwKRFxF4acjLN+1JKpipPQtnf/ffGa2BSaWP73MkyI/6yMnioLOzWn32 n9z1uXzYEY5I5IPx9spr+taJAJPqgnqGizCmV7cVY66+bZfRmtqQUJKGhB9eE+UJ8bi+ lnGvWkDfiB/9yZ7r6U6N4lsCcxpztITW1Hvd50eWyQoWA/p3IRoR99SfO/jh65yebt74 9amw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=ONW5B8dL+K7mWJzVOxTaznriLdX5Ax/sh23bCpsoVmA=; b=Hs9hEuTDqW0gC2tGybD66w6ZJc0BeC31OAelllnIbHFogf/BeVKXk5f6p9eqOYD33p XuUdjZloBOlu4jqawEjaiHPe+zhtwEjuk5qIbJJ0tqsswlYz0MBoYdOPyz7E+OIQ0ov4 WagGC3Qwcu3dOs9xPd/guM3+QM+WLhcbRv219ncpktyC5juFafDULJxpjPac/Awyrouf uqNCuIkClF/PR8E5UqIo6Fk9hD+3qTpxRbGhp6fma+e4OKZnz6GaXiep+MPKCbMbn0W7 pqlxWTYcmc0JRkfUctOJ88BPBi09XNhFeB4w/OFF9AchJBeKXf5sa5UrWsMNO0syw+UU 3TWg== X-Gm-Message-State: AOAM532KEgcXZA7iec1yjO+QwS7VARzQDpkLwbzC2iR/6YKIapK4Hpzk H8YExFv6l57QlvSLVz3QJBE= X-Google-Smtp-Source: ABdhPJyjcvMl+pM/MoQDpm/ReVIHhqssmBfeymbMtHuAchXE9a89XXiFGOf+4cZCBQKQl/nWOhFNRg== X-Received: by 2002:a05:620a:220e:: with SMTP id m14mr14007871qkh.303.1614774430725; Wed, 03 Mar 2021 04:27:10 -0800 (PST) From: Bin Meng To: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Mauro Matteo Cascella , Li Qiang , Alexander Bulekov , Alistair Francis , Prasad J Pandit , Bandan Das Subject: [RESEND PATCH v3 4/5] hw/sd: sdhci: Limit block size only when SDHC_BLKSIZE register is writable Date: Wed, 3 Mar 2021 20:26:38 +0800 Message-Id: <20210303122639.20004-5-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210303122639.20004-1-bmeng.cn@gmail.com> References: <20210303122639.20004-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::732; envelope-from=bmeng.cn@gmail.com; helo=mail-qk1-x732.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng , qemu-stable@nongnu.org, qemu-block@nongnu.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) The codes to limit the maximum block size is only necessary when SDHC_BLKSIZE register is writable. Signed-off-by: Bin Meng Tested-by: Alexander Bulekov Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- (no changes since v2) Changes in v2: - new patch: sdhci: Limit block size only when SDHC_BLKSIZE register is wri= table hw/sd/sdhci.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c index 7a2003b28b..d0c8e293c0 100644 --- a/hw/sd/sdhci.c +++ b/hw/sd/sdhci.c @@ -1142,15 +1142,15 @@ sdhci_write(void *opaque, hwaddr offset, uint64_t v= al, unsigned size) if (!TRANSFERRING_DATA(s->prnsts)) { MASKED_WRITE(s->blksize, mask, extract32(value, 0, 12)); MASKED_WRITE(s->blkcnt, mask >> 16, value >> 16); - } =20 - /* Limit block size to the maximum buffer size */ - if (extract32(s->blksize, 0, 12) > s->buf_maxsz) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: Size 0x%x is larger than " - "the maximum buffer 0x%x\n", __func__, s->blksiz= e, - s->buf_maxsz); + /* Limit block size to the maximum buffer size */ + if (extract32(s->blksize, 0, 12) > s->buf_maxsz) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: Size 0x%x is larger th= an " + "the maximum buffer 0x%x\n", __func__, s->bl= ksize, + s->buf_maxsz); =20 - s->blksize =3D deposit32(s->blksize, 0, 12, s->buf_maxsz); + s->blksize =3D deposit32(s->blksize, 0, 12, s->buf_maxsz); + } } =20 break; --=20 2.25.1