From: Duncan Sands <baldrick@wanadoo.fr>
To: linux-usb-devel@lists.sourceforge.net
Cc: Greg KH <greg@kroah.com>, linux-kernel@vger.kernel.org
Subject: [PATCH] USB speedtouch: be firm when disconnected
Date: Fri, 28 Feb 2003 10:15:37 +0100 [thread overview]
Message-ID: <200302281015.37848.baldrick@wanadoo.fr> (raw)
Just say -ENODEV
speedtouch.c | 11 ++++++-----
1 files changed, 6 insertions(+), 5 deletions(-)
diff -Nru a/drivers/usb/misc/speedtouch.c b/drivers/usb/misc/speedtouch.c
--- a/drivers/usb/misc/speedtouch.c Fri Feb 28 10:09:04 2003
+++ b/drivers/usb/misc/speedtouch.c Fri Feb 28 10:09:04 2003
@@ -648,9 +648,9 @@
dbg ("udsl_atm_send called (skb 0x%p, len %u)", skb, skb->len);
- if (!instance) {
- dbg ("NULL instance!");
- return -EINVAL;
+ if (!instance || !instance->usb_dev) {
+ dbg ("NULL data!");
+ return -ENODEV;
}
if (!instance->firmware_loaded)
@@ -701,6 +701,7 @@
tasklet_kill (&instance->send_tasklet);
dbg ("udsl_atm_dev_close: freeing instance");
kfree (instance);
+ dev->dev_data = NULL;
}
@@ -776,8 +777,8 @@
dbg ("udsl_atm_open called");
- if (!instance) {
- dbg ("NULL instance!");
+ if (!instance || !instance->usb_dev) {
+ dbg ("NULL data!");
return -ENODEV;
}
next reply other threads:[~2003-02-28 9:05 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-28 9:15 Duncan Sands [this message]
2003-02-28 21:32 ` [PATCH] USB speedtouch: be firm when disconnected Greg KH
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