]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
USB: option: fix usage of urb->status abuse
authorAlan Stern <stern@rowland.harvard.edu>
Tue, 5 Jun 2007 23:46:26 +0000 (16:46 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 12 Jul 2007 23:34:30 +0000 (16:34 -0700)
commit59c2afa072506aae10ef93126aab651142e0c908
tree9e6d87cc767cd6f7b2e882a50db7c4bb1cd29290
parent4365831dadfeeeb4c9f8c4944e48ccf78c27f845
USB: option: fix usage of urb->status abuse

Might fix bug 8561

On Mon, 4 Jun 2007, Paulo Pereira wrote:

> The patch that you send is not resolving the problem... :(
> I stil have Kernel panic after 45/60 min of work with Ktorrent/Amule...
>
> The Drump is:
>
> Call Trace:
> [<c055fb36>] usb_hcd_submit+0xb1/0x763
> [<f9276488>] ipt_do_table+0x2c7/0x2ef [ip_tables]
> [<f929a6d7>] nf_ct_deliver_cached_events+0x41/0x96 [nf_conntrak]
> [<f9288254>] ipv4_confirm+0x36/0c3b [nf_conntrack_ipv4]
> [<c05ce7c2>] tcp_v4_rcv+0x827/0x899
> [<c05afcc0>] nf_hook_slow+0x4d/0xb5
> [<c042826f>] irq_enter+0x19/0x23
> [<c042826f>] irq_enter+0x19/0x23
> [<c040794c>] do_IRQ+0xbd/0xd1
> [<f90893c9>] option_write+0xa7/0xef [option]

Okay, from this it looks like there's a problem in the option.c serial
driver.  Glancing at the code, it's obvious why: The thing totally
abuses the USB API.

Try applying this patch; it should help.

From: Alan Stern <stern@rowland.harvard.edu>
Cc: Paulo Pereira <pfmp.404@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/serial/option.c