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([122.255.60.245]) by smtp.gmail.com with ESMTPSA id n17-20020a056a0007d100b0051bada81bc7sm29085774pfu.161.2022.07.08.08.17.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Jul 2022 08:17:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=7xmxavNGvmm3BzQ45g11tA0Bzd0iytuo9+dpLfOmZxs=; b=x6TsdGOq+pJSy3Sv1oOiPuAdAk81edD6bTj3pIxWtxymtapX6SauSgmVUdKhrtc5SO 2BJqW3A3WtGm0C4k4qR9Yk5ApsbT4PAjIRDeOW3o4FAz5zU0I1mczJ2hPKQAnqgSi1uq U0DoffeHctHe8K8tI+FBe7zhE7/O82Hf52hAELkO7Kd7DdOes2VbF2jT3Lfx6mDWsz3E TI8Ghl+tfKXcXSbeK/Iw5WLuSR1TFFu58qfxRT0LWuev1c+lE0bcwH++gPs90fTqCS7l QNpLX8q7x2DQsT5zEkZxoAe8IQ/lgTQRDphCUk8N/iDbhvMrpMu0Ae4yNYBxLoMbkgT4 2ykw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=7xmxavNGvmm3BzQ45g11tA0Bzd0iytuo9+dpLfOmZxs=; b=b+D+4Zf4QC9pODV1Qo3rUQ/kcfQC7DRa67GLHLGBg2a/XzjMZNWf7cgV/e9D9o/Aoo ksux5PTEHQ10lcGM1HSH9lQMuSTutxRWaJK6PgtGGrEuX5XfiPngZgp4biRt0kZSAtVV 3nt9cvOdt3mLVYcgVWq9g3Jw1tI6kND8/7TONQXn3a9+J7lJIxkIORiQiWwNvnu7pJRV sKbSKifLNGUfti6QVPqWzuWIbmai+4OOzGCo7IvP2pi3hoQjFIO9LSnvzMqiWCWqhVyY QwgPir8AArJhSDInY09sxyO1cUD/hYpLVtH4bPTdkMkJWm2QxzfQdjwidMd1aWTykxcP jclw== X-Gm-Message-State: AJIora+2dwlQEjjZtc2EU13POPDLAn9aXzw1ybK/gwRADsnRDjp9Whpg j/kfpn6AuEHv4cFZIDBKy5VYZdueQh7w3lsh X-Google-Smtp-Source: AGRyM1sCzI3EnEkVTbCTAK9Q123TnSKN0mjhI5IG+b3BF46StRpVBEd6vKEfNIr+s8Ry2ai5l2xnNA== X-Received: by 2002:a05:6a00:1908:b0:525:5dad:cb1c with SMTP id y8-20020a056a00190800b005255dadcb1cmr4480822pfi.47.1657293459914; Fri, 08 Jul 2022 08:17:39 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, Peter Maydell Subject: [PATCH v6 38/45] linux-user/aarch64: Verify extra record lock succeeded Date: Fri, 8 Jul 2022 20:45:33 +0530 Message-Id: <20220708151540.18136-39-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220708151540.18136-1-richard.henderson@linaro.org> References: <20220708151540.18136-1-richard.henderson@linaro.org> MIME-Version: 1.0 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::52f; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52f.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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1657294953586100001 Content-Type: text/plain; charset="utf-8" Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- linux-user/aarch64/signal.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/aarch64/signal.c b/linux-user/aarch64/signal.c index 8fbe98d72f..9ff79da4be 100644 --- a/linux-user/aarch64/signal.c +++ b/linux-user/aarch64/signal.c @@ -340,6 +340,9 @@ static int target_restore_sigframe(CPUARMState *env, __get_user(extra_size, &((struct target_extra_context *)ctx)->size); extra =3D lock_user(VERIFY_READ, extra_datap, extra_size, 0); + if (!extra) { + return 1; + } break; =20 default: --=20 2.34.1