From: Arvind Yadav <arvind.yadav.cs@gmail.com>
To: wg@grandegger.com, mkl@pengutronix.de, michal.simek@xilinx.com,
opendmb@gmail.com, f.fainelli@gmail.com, davem@davemloft.net
Cc: linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, netdev@vger.kernel.org
Subject: [PATCH 6/7 v2] net: ethernet: smsc: Fix platform_get_irq's error checking
Date: Mon, 4 Dec 2017 23:18:22 +0530 [thread overview]
Message-ID: <1512409703-20881-7-git-send-email-arvind.yadav.cs@gmail.com> (raw)
In-Reply-To: <1512409703-20881-1-git-send-email-arvind.yadav.cs@gmail.com>
platform_get_irq() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
changes in v2:
commit message was not correct.
drivers/net/ethernet/smsc/smc911x.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c
index 0515744..5e3c7af 100644
--- a/drivers/net/ethernet/smsc/smc911x.c
+++ b/drivers/net/ethernet/smsc/smc911x.c
@@ -2088,6 +2088,11 @@ static int smc911x_drv_probe(struct platform_device *pdev)
ndev->dma = (unsigned char)-1;
ndev->irq = platform_get_irq(pdev, 0);
+ if (ndev->irq <= 0) {
+ ret = ndev->irq ? ndev->irq : -ENODEV;
+ goto release_both;
+ }
+
lp = netdev_priv(ndev);
lp->netdev = ndev;
#ifdef SMC_DYNAMIC_BUS_CONFIG
--
2.7.4
next prev parent reply other threads:[~2017-12-04 17:48 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-04 17:48 [PATCH 0/7 v2] net: Fix platform_get_irq's error checking Arvind Yadav
2017-12-04 17:48 ` [PATCH 1/7 v2] net: bcmgenet: " Arvind Yadav
2017-12-05 1:01 ` Doug Berger
2017-12-04 17:48 ` [PATCH 2/7 v2] net: ezchip: nps_enet: " Arvind Yadav
2017-12-04 17:48 ` [PATCH 3/7 v2] can: xilinx: " Arvind Yadav
2017-12-04 17:48 ` [PATCH 4/7 v2] net: ethernet: i825xx: " Arvind Yadav
2017-12-04 18:25 ` David Miller
2017-12-05 5:34 ` Arvind Yadav
2017-12-05 15:49 ` David Miller
2017-12-06 12:19 ` Sergei Shtylyov
2017-12-08 9:38 ` arvindY
2017-12-05 10:12 ` Sergei Shtylyov
2017-12-05 10:58 ` Russell King - ARM Linux
2017-12-04 17:48 ` [PATCH 5/7 v2] net: ethernet: natsemi: " Arvind Yadav
2017-12-04 17:48 ` Arvind Yadav [this message]
2017-12-04 17:48 ` [PATCH 7/7 v2] net: fjes: " Arvind Yadav
2017-12-05 9:54 ` [PATCH 0/7 v2] net: " Sergei Shtylyov
2017-12-05 9:57 ` Sergei Shtylyov
2017-12-05 10:02 ` Arvind Yadav
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