From mboxrd@z Thu Jan 1 00:00:00 1970
Return-Path: <dev-bounces@dpdk.org>
Received: from dpdk.org (dpdk.org [92.243.14.124])
by inbox.dpdk.org (Postfix) with ESMTP id 862EAA0577;
Tue, 7 Apr 2020 18:25:40 +0200 (CEST)
Received: from [92.243.14.124] (localhost [127.0.0.1])
by dpdk.org (Postfix) with ESMTP id 63D061BEE0;
Tue, 7 Apr 2020 18:25:40 +0200 (CEST)
Received: from mail-lf1-f65.google.com (mail-lf1-f65.google.com
[209.85.167.65]) by dpdk.org (Postfix) with ESMTP id 4C4042BE2
for <dev@dpdk.org>; Tue, 7 Apr 2020 18:25:39 +0200 (CEST)
Received: by mail-lf1-f65.google.com with SMTP id 131so2834126lfh.11
for <dev@dpdk.org>; Tue, 07 Apr 2020 09:25:39 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=emumba-com.20150623.gappssmtp.com; s=20150623;
h=from:to:cc:subject:date:message-id;
bh=rKYQwqTTryi3D7VIzI3gTawJv5o7fIXLpEtopY37mo0=;
b=Bp2kheQnZR9bjZTr6EoX0SmVsJmYGJTEO+hbvUl5ANBb0RSJRf9UuIMiLIHrv7CG2E
o9qEguOYO35WeS1s5FycKXM6+sWQSWv+xyg+S/H2CJX2w/eLm2VFXn+D5Gk2fspz0sl5
rjXYlr1lMNb3N+pUP//EdmPoeB5hHxB8l9nLLtn64ksnWhRKeQvOTrhOxJ9+Io1l2PFd
rLzBN6Kq/ZqWaTaNAzd7XYCE5MDxRVra/5aGGQVFCW3uOd6j81BO6zabe9NbOVvecfg1
gDPc1VEMNcg4s1BBARXyT9ZkzLMnH2EbUcgRaJW/dgkGiZLjQdPjVUKAM6QVR6MdUG24
M6pg==
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;
bh=rKYQwqTTryi3D7VIzI3gTawJv5o7fIXLpEtopY37mo0=;
b=Eq5BIGJcd+wQqs0LE9qvoBEJAAEHQkKDhEE5+I7Z91bSBpgZWvYnY32TkrhkuuYaIE
uPIzee/CidiDJP4276q9wXLUt4W1WOUxCBnxFBLMhS+57J8mW/eOt6BkUs6I0xNWVIO9
ay6pdbShBWzeOewMBuwy7IJT3WTXqbJQh6TX6haPBfxS5hs0DXK9vt6H1FbGUu78C0Aa
X33HVf7rmY/FdwpPRZDd97P1OxIBWPGI1Us7VBpJkA9EXt0rFQ89bk4XV3EsYR+JjQnE
eWnX4ZF12Jk1jDv+i2Qbe4H+W0CXmOl8OkLDqSxa0VmCCAn5WYWt8IHB4oDopmDFSE+b
r6oQ==
X-Gm-Message-State: AGi0PubtuHizHaJGMA8R1VtTzeJbYd7EI8AtDnM3P/yfeCdAMht70lEA
hQ56DEZbSSLCW0QTB5KwCd04og==
X-Google-Smtp-Source: APiQypJo+oS/svYzdy3ICTI5SmZBXq8GDGxpwWsIqC+2ZolbdARoMEpUMrAQsdw8onoYCAzXdHgeMg==
X-Received: by 2002:ac2:4a76:: with SMTP id q22mr1955554lfp.157.1586276738921;
Tue, 07 Apr 2020 09:25:38 -0700 (PDT)
Received: from localhost.localdomain ([182.191.83.208])
by smtp.gmail.com with ESMTPSA id t8sm14345687lfe.31.2020.04.07.09.25.36
(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);
Tue, 07 Apr 2020 09:25:38 -0700 (PDT)
From: Talal Irfan <talal.irfan@emumba.com>
To: adrien.mazarguil@6wind.com,
thomas@monjalon.net
Cc: dev@dpdk.org,
Talal Irfan <talal.irfan@emumba.com>,
stable@dpdk.org
Date: Tue, 7 Apr 2020 21:25:23 +0500
Message-Id: <20200407162523.6899-1-talal.irfan@emumba.com>
X-Mailer: git-send-email 2.17.1
Subject: [dpdk-dev] [PATCH 17.11] lib/librte_ether/rte_ethdev.c: Check
device count
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <https://mails.dpdk.org/options/dev>,
<mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://mails.dpdk.org/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <https://mails.dpdk.org/listinfo/dev>,
<mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org
Sender: "dev" <dev-bounces@dpdk.org>
Bugzilla ID: 6
Cc: dev@dpdk.org
Cc: Thomas Monjalon <thomas@monjalon.net>
Cc: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Cc: stable@dpdk.org
Reported-by: Wang Zhike <wangzhike@jd.com>
Suggested-by: Vipin Varghese <vipin.varghese@intel.com>
Signed-off-by: Talal Irfan <talal.irfan@emumba.com>
---
lib/librte_ether/rte_ethdev.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c
index 318af2869..ac19baf0c 100644
--- a/lib/librte_ether/rte_ethdev.c
+++ b/lib/librte_ether/rte_ethdev.c
@@ -376,6 +376,12 @@ rte_eth_dev_attach(const char *devargs, uint16_t *port_id)
goto err;
}
+ if (current <= 0) {
+ RTE_LOG(ERR, EAL, "No port found for device (%s)\n", name);
+ ret = -EINVAL;
+ goto err;
+ }
+
/* parse devargs, then retrieve device name and args */
if (rte_eal_parse_devargs_str(devargs, &name, &args))
goto err;
--
2.17.1