[patch] net/ethernet: ks8851_mll: signedness bug in ks8851_probe()

Subsystems: networking drivers, the rest

STALE5288d

3 messages, 3 authors, 2012-02-19 · open the first message on its own page

[patch] net/ethernet: ks8851_mll: signedness bug in ks8851_probe()

From: Dan Carpenter <hidden>
Date: 2012-02-17 06:45:13

netdev->irq is unsigned, so it's never less than zero.

Signed-off-by: Dan Carpenter <redacted>
diff --git a/drivers/net/ethernet/micrel/ks8851_mll.c b/drivers/net/ethernet/micrel/ks8851_mll.c
index 10d5798..b8104d9 100644
--- a/drivers/net/ethernet/micrel/ks8851_mll.c
+++ b/drivers/net/ethernet/micrel/ks8851_mll.c
@@ -1544,7 +1544,7 @@ static int __devinit ks8851_probe(struct platform_device *pdev)
 
 	netdev->irq = platform_get_irq(pdev, 0);
 
-	if (netdev->irq < 0) {
+	if ((int)netdev->irq < 0) {
 		err = netdev->irq;
 		goto err_get_irq;
 	}

Antwort: [patch] net/ethernet: ks8851_mll: signedness bug in ks8851_probe()

From: Jan Weitzel <hidden>
Date: 2012-02-17 08:00:53

Dan Carpenter [off-list ref] schrieb am 17.02.2012 07:44:33:
Von: Dan Carpenter [off-list ref]
An: Jan Weitzel [off-list ref]
Kopie: Alexey Dobriyan [off-list ref], "David S. Miller" 
[off-list ref], Paul Gortmaker 
[off-list ref], Thomas Meyer [off-list ref], 
Danny Kukawka [off-list ref], netdev@vger.kernel.org, 
kernel-janitors@vger.kernel.org
Datum: 17.02.2012 07:45
Betreff: [patch] net/ethernet: ks8851_mll: signedness bug in 
ks8851_probe()
netdev->irq is unsigned, so it's never less than zero.

Signed-off-by: Dan Carpenter <redacted>
Tested-by: Jan Weitzel <redacted>
quoted hunk
diff --git a/drivers/net/ethernet/micrel/ks8851_mll.c b/drivers/net/
ethernet/micrel/ks8851_mll.c
index 10d5798..b8104d9 100644
--- a/drivers/net/ethernet/micrel/ks8851_mll.c
+++ b/drivers/net/ethernet/micrel/ks8851_mll.c
@@ -1544,7 +1544,7 @@ static int __devinit ks8851_probe(struct 
platform_device *pdev)

    netdev->irq = platform_get_irq(pdev, 0);

-   if (netdev->irq < 0) {
+   if ((int)netdev->irq < 0) {
       err = netdev->irq;
       goto err_get_irq;
    }

Re: [patch] net/ethernet: ks8851_mll: signedness bug in ks8851_probe()

From: David Miller <davem@davemloft.net>
Date: 2012-02-19 23:59:16

From: Dan Carpenter <redacted>
Date: Fri, 17 Feb 2012 09:44:33 +0300
netdev->irq is unsigned, so it's never less than zero.

Signed-off-by: Dan Carpenter <redacted>
Applied.
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