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[NET]: Add a dev_ioctl() fallback to sock_ioctl()

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Currently all network protocols need to call dev_ioctl as the default
fallback in their ioctl implementations.  This patch adds a fallback
to dev_ioctl to sock_ioctl if the protocol returned -ENOIOCTLCMD.
This way all the procotol ioctl handlers can be simplified and we don't
need to export dev_ioctl.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig 2006-01-03 14:18:33 -08:00 • committed by David S. Miller
parent 5ff7630e4a
commit b5e5fa5e09
17 changed files with 27 additions and 40 deletions
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2
net/packet/af_packet.c
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@ -1521,7 +1521,7 @@ static int packet_ioctl(struct socket *sock, unsigned int cmd,
#endif
default:
return dev_ioctl(cmd, (void __user *)arg);
return -ENOIOCTLCMD;
}
return 0;
}