From: Anton Vorontsov Date: Thu, 13 Nov 2008 12:00:46 +0000 (+0300) Subject: USB: fsl_usb2_udc: Report disconnect before unbinding X-Git-Tag: v2.6.28-rc7~32^2~3 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1f15a506f356aa21c29b6a7b0e9e826695273dfc;p=pandora-kernel.git USB: fsl_usb2_udc: Report disconnect before unbinding Gadgets disable endpoints in their disconnect callbacks, so we must call disconnect before unbinding. The patch fixes following badness: root@b1:~# insmod fsl_usb2_udc.ko Freescale High-Speed USB SOC Device Controller driver (Apr 20, 2007) root@b1:~# insmod g_ether.ko g_ether gadget: using random self ethernet address g_ether gadget: using random host ethernet address usb0: MAC 26:07:ba:c0:44:33 usb0: HOST MAC 96:81:0c:05:4d:e3 g_ether gadget: Ethernet Gadget, version: Memorial Day 2008 g_ether gadget: g_ether ready fsl-usb2-udc: bind to driver g_ether g_ether gadget: high speed config #1: CDC Ethernet (ECM) root@b1:~# rmmod g_ether.ko ------------[ cut here ]------------ Badness at drivers/usb/gadget/composite.c:871 [...] NIP [e10c3454] composite_unbind+0x24/0x15c [g_ether] LR [e10aa454] usb_gadget_unregister_driver+0x13c/0x164 [fsl_usb2_udc] Call Trace: [df145e80] [ffffff94] 0xffffff94 (unreliable) [df145eb0] [e10aa454] usb_gadget_unregister_driver+0x13c/0x164 [fsl_usb2_udc] [df145ed0] [e10c4c40] usb_composite_unregister+0x3c/0x4c [g_ether] [df145ee0] [c006bcc0] sys_delete_module+0x130/0x19c [df145f40] [c00142d8] ret_from_syscall+0x0/0x38 [...] unregistered gadget driver 'g_ether' Signed-off-by: Anton Vorontsov Acked-by: David Brownell Signed-off-by: Greg Kroah-Hartman --- Reading git-diff-tree failed