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[201.27.97.88]) by smtp.gmail.com with ESMTPSA id 66-20020a1f1745000000b0036bfe74006esm12122103vkx.31.2022.07.07.14.30.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Jul 2022 14:30:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=EbgRJ9MdyHPnaY3lqJatX0u5qeF8Vuc/iS2wZ00ilX4=; b=Iiluu95spCzepkDpGRhxq8d9IbRgVwmVIj+XEM6MWhGXlyvLsVBwCKmJDdnSK6HkVy lQJ1mxJFy88Bo3+CqE0YG+3cL1sop4nFcz+JJQ96ycBFPW2mT5dSBEq65ySoLck2xytQ vNxjlv1oWYAjnBVgcCLR2AdZVdAkS9yC8joEGrI6YJ/+cDikoTfBv3FYprh81jRdiH01 UaV4QYMH6M/MzLFTHSVxazstW0Xs9SwXtgyti5icWVbEWsWEVU5gVEaxR6wxtxhXqq9l q6Svxh6OFFZCE3ahgQ0IU0Mv6m/qbJ1NFP4uH1UrOeuaNyAAGqLvw/DmXep6hwaBow1Q 2UOg== 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=EbgRJ9MdyHPnaY3lqJatX0u5qeF8Vuc/iS2wZ00ilX4=; b=3Rm8G9xuC1qAhVX9yDEGV7oDav5sJBzMbfm4h22qxvuDM5BmBKP58EePZ+5gE0eBY7 HjeGxIWI+WNbpcSvlhqcBKPL9hJMn1z30Xt6G+S+7WzZU9MO8WN02pnAUy7c6KzMXzRG WrHEcdHOqBw6IOmbLhyWGxustzdFlsj9u2ib6h2uyfCN8qtPII6Dejm9WNgQXdFpvIki 7k3PkKnCwfmbw7+TivYdH/g/L6j+RgUjLsGthAF3PABryCooz1PTMRcRon1mBzqCWHXV r61sgB8iJoaz1ziGmyudxAKpoH1oPMtA5BR437H8/g0sT3TrCy0/ZvAjyhGFV/su5Psz huNA== X-Gm-Message-State: AJIora+PeCD9ch3xcRznjA2fwyvvjD7qy3xoafm+DRAwQK+iZRXkStvX oHQEBKTj05CLpZluERHnSzIELn2lwyM= X-Google-Smtp-Source: AGRyM1sZb5Xorwloee0Xq3jZC+LJGsBz9K05olPZPcnf2WPVNGsyO0aE9NTIyyuLaxrvRg2CxmN0/A== X-Received: by 2002:ab0:69d4:0:b0:381:f49f:21ee with SMTP id u20-20020ab069d4000000b00381f49f21eemr17831uaq.92.1657229422729; Thu, 07 Jul 2022 14:30:22 -0700 (PDT) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-ppc@nongnu.org, clg@kaod.org, jianchunfu , Daniel Henrique Barboza Subject: [PATCH v3 1/4] target/ppc: add error report when fopen fails in kvmppc_read_int_dt() Date: Thu, 7 Jul 2022 18:30:12 -0300 Message-Id: <20220707213015.552104-2-danielhb413@gmail.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220707213015.552104-1-danielhb413@gmail.com> References: <20220707213015.552104-1-danielhb413@gmail.com> 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::92c; envelope-from=danielhb413@gmail.com; helo=mail-ua1-x92c.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 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_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, 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 @gmail.com) X-ZM-MESSAGEID: 1657229717404100001 Content-Type: text/plain; charset="utf-8" From: jianchunfu Use an Error pointer to report the error back to the caller. While we're at it, return '0' instead of '-1' on error since the function is supposed to return an uint64_t. Signed-off-by: jianchunfu [danielhb: return 0, use error_set_errno() instead of fprintf] Signed-off-by: Daniel Henrique Barboza --- target/ppc/kvm.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index 6eed466f80..65d136ed5a 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -1896,7 +1896,7 @@ static int kvmppc_find_cpu_dt(char *buf, int buf_len) return 0; } =20 -static uint64_t kvmppc_read_int_dt(const char *filename) +static uint64_t kvmppc_read_int_dt(const char *filename, Error **errp) { union { uint32_t v32; @@ -1907,7 +1907,8 @@ static uint64_t kvmppc_read_int_dt(const char *filena= me) =20 f =3D fopen(filename, "rb"); if (!f) { - return -1; + error_setg_errno(errp, errno, "error opening %s", filename); + return 0; } =20 len =3D fread(&u, 1, sizeof(u), f); @@ -1938,7 +1939,7 @@ static uint64_t kvmppc_read_int_cpu_dt(const char *pr= opname) } =20 tmp =3D g_strdup_printf("%s/%s", buf, propname); - val =3D kvmppc_read_int_dt(tmp); + val =3D kvmppc_read_int_dt(tmp, NULL); g_free(tmp); =20 return val; --=20 2.36.1