[patch] net: make ndev->irq signed for error handling
From: Dan Carpenter <hidden>
Date: 2013-11-07 07:49:09
Also in:
kernel-janitors, lkml
Subsystem:
networking drivers, networking [general], the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
There is a bug in cpsw_probe() where we do:
ndev->irq = platform_get_irq(pdev, 0);
if (ndev->irq < 0) {
The problem is that "ndev->irq" is unsigned so the error handling
doesn't work. I have changed it to a regular int.
Signed-off-by: Dan Carpenter <redacted>
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 9da6a04..bb011f6 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h@@ -1132,7 +1132,7 @@ struct net_device { unsigned long mem_end; /* shared mem end */ unsigned long mem_start; /* shared mem start */ unsigned long base_addr; /* device I/O address */ - unsigned int irq; /* device IRQ number */ + int irq; /* device IRQ number */ /* * Some hardware also needs these fields, but they are not