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[PATCH] USB: check for device in zd1201_resume

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My patch adding PM support for zd1201 didn't check for the device on
resume, which can oops if the device has been removed.

This patch fixes it.

Signed-off-by: Colin Leroy <colin@colino.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Colin Leroy
2005-05-01 11:29:10 +02:00
committed by Greg Kroah-Hartman
parent a3c900bb8c
commit f58f97fa9d
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/net/zd1201.c
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@@ -1905,6 +1905,9 @@ static int zd1201_resume(struct usb_interface *interface)
{ {
struct zd1201 *zd = usb_get_intfdata(interface); struct zd1201 *zd = usb_get_intfdata(interface);
if (!zd || !zd->dev)
return -ENODEV;
netif_device_attach(zd->dev); netif_device_attach(zd->dev);
if (zd->was_enabled) if (zd->was_enabled)