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authorColin Leroy <colin@colino.net>2005-05-01 11:29:10 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2005-06-27 14:43:47 -0700
commitf58f97fa9d258e4110ee1257a63cd1af51787f69 (patch)
tree5332c491dcfb3ca5ba457ad48c8e559713efeae3 /drivers/usb/net/zd1201.c
parenta3c900bb8cbacfecf0be51313e43f330663266a1 (diff)
[PATCH] USB: check for device in zd1201_resume
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>
Diffstat (limited to 'drivers/usb/net/zd1201.c')
-rw-r--r--drivers/usb/net/zd1201.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/net/zd1201.c b/drivers/usb/net/zd1201.c
index eb0bff535b3..3b387b00573 100644
--- a/drivers/usb/net/zd1201.c
+++ b/drivers/usb/net/zd1201.c
@@ -1905,6 +1905,9 @@ static int zd1201_resume(struct usb_interface *interface)
{
struct zd1201 *zd = usb_get_intfdata(interface);
+ if (!zd || !zd->dev)
+ return -ENODEV;
+
netif_device_attach(zd->dev);
if (zd->was_enabled)