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authorMilan Svoboda <msvoboda@ra.rockwell.com>2006-08-09 07:14:43 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2006-09-27 20:58:54 +0200
commita94da8971e836f32315f8832b0bf3e88bee9efae (patch)
tree6c9fe746a803f26b5c853c7cbb646a867b3f13a4 /drivers/usb/gadget/inode.c
parentUSB: add poll to gadgetfs's endpoint zero (diff)
downloadlinux-a94da8971e836f32315f8832b0bf3e88bee9efae.tar.xz
linux-a94da8971e836f32315f8832b0bf3e88bee9efae.zip
USB gadget: gadgetfs dont try to lock before free
I spotted this during my tests with -rt on arm. The -rt patch contains some better tools to diagnose problems with locks and some other things... Original code tries to take semaphore in BUG_ON and then free the memory with this semaphore. Signed-off-by: Milan Svoboda <msvoboda@ra.rockwell.com> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/gadget/inode.c')
-rw-r--r--drivers/usb/gadget/inode.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index ed9b404e5f5a..a38b6af2c358 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -223,7 +223,6 @@ static void put_ep (struct ep_data *data)
/* needs no more cleanup */
BUG_ON (!list_empty (&data->epfiles));
BUG_ON (waitqueue_active (&data->wait));
- BUG_ON (down_trylock (&data->lock) != 0);
kfree (data);
}